Home / 134,168.80-201,253.20-40,674.52

Finding the Fourth Proportional to 134,168.80, 201,253.20 and 40,674.52

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Solution

The fourth proportional to 134,168.80, 201,253.20 and 40,674.52 is: 61,011.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,168.80 : 201,253.20 = 40,674.52 : x
  2. Step 2: Convert to fraction form
    134,168.80/201,253.20 = 40,674.52/x
  3. Step 3: Cross multiply
    134,168.80x = 201,253.20 × 40,674.52
  4. Step 4: Simplify right side
    134,168.80x = 8,185,877,308.46
  5. Step 5: Solve for x
    x = 8,185,877,308.46/134,168.80
  6. Step 6: Final answer
    x = 61,011.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.