Home / 134,762,095.76-185,971,816.37-72,882,434.39

Finding the Fourth Proportional to 134,762,095.76, 185,971,816.37 and 72,882,434.39

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Solution

The fourth proportional to 134,762,095.76, 185,971,816.37 and 72,882,434.39 is: 100,577,826.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,762,095.76 : 185,971,816.37 = 72,882,434.39 : x
  2. Step 2: Convert to fraction form
    134,762,095.76/185,971,816.37 = 72,882,434.39/x
  3. Step 3: Cross multiply
    134,762,095.76x = 185,971,816.37 × 72,882,434.39
  4. Step 4: Simplify right side
    134,762,095.76x = 13,554,078,704,611,242
  5. Step 5: Solve for x
    x = 13,554,078,704,611,242/134,762,095.76
  6. Step 6: Final answer
    x = 100,577,826.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.