Home / 156,426.90-234,637.92-38,097.24

Finding the Fourth Proportional to 156,426.90, 234,637.92 and 38,097.24

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Solution

The fourth proportional to 156,426.90, 234,637.92 and 38,097.24 is: 57,145.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,426.90 : 234,637.92 = 38,097.24 : x
  2. Step 2: Convert to fraction form
    156,426.90/234,637.92 = 38,097.24/x
  3. Step 3: Cross multiply
    156,426.90x = 234,637.92 × 38,097.24
  4. Step 4: Simplify right side
    156,426.90x = 8,939,057,151.34
  5. Step 5: Solve for x
    x = 8,939,057,151.34/156,426.90
  6. Step 6: Final answer
    x = 57,145.27

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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.