Home / 157,547.28-236,320.92-64,031.12

Finding the Fourth Proportional to 157,547.28, 236,320.92 and 64,031.12

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Solution

The fourth proportional to 157,547.28, 236,320.92 and 64,031.12 is: 96,046.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,547.28 : 236,320.92 = 64,031.12 : x
  2. Step 2: Convert to fraction form
    157,547.28/236,320.92 = 64,031.12/x
  3. Step 3: Cross multiply
    157,547.28x = 236,320.92 × 64,031.12
  4. Step 4: Simplify right side
    157,547.28x = 15,131,893,187.03
  5. Step 5: Solve for x
    x = 15,131,893,187.03/157,547.28
  6. Step 6: Final answer
    x = 96,046.68

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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.