Home / 134,101.08-185,096.73-76,772.52

Finding the Fourth Proportional to 134,101.08, 185,096.73 and 76,772.52

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Solution

The fourth proportional to 134,101.08, 185,096.73 and 76,772.52 is: 105,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,101.08 : 185,096.73 = 76,772.52 : x
  2. Step 2: Convert to fraction form
    134,101.08/185,096.73 = 76,772.52/x
  3. Step 3: Cross multiply
    134,101.08x = 185,096.73 × 76,772.52
  4. Step 4: Simplify right side
    134,101.08x = 14,210,342,405.86
  5. Step 5: Solve for x
    x = 14,210,342,405.86/134,101.08
  6. Step 6: Final answer
    x = 105,967.40

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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.