Home / 169,742.28-254,614.14-57,423.18

Finding the Fourth Proportional to 169,742.28, 254,614.14 and 57,423.18

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Solution

The fourth proportional to 169,742.28, 254,614.14 and 57,423.18 is: 86,135.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,742.28 : 254,614.14 = 57,423.18 : x
  2. Step 2: Convert to fraction form
    169,742.28/254,614.14 = 57,423.18/x
  3. Step 3: Cross multiply
    169,742.28x = 254,614.14 × 57,423.18
  4. Step 4: Simplify right side
    169,742.28x = 14,620,753,591.77
  5. Step 5: Solve for x
    x = 14,620,753,591.77/169,742.28
  6. Step 6: Final answer
    x = 86,135.01

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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.