Home / 96,932.28-145,401.30-37,781.40

Finding the Fourth Proportional to 96,932.28, 145,401.30 and 37,781.40

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Solution

The fourth proportional to 96,932.28, 145,401.30 and 37,781.40 is: 56,673.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,932.28 : 145,401.30 = 37,781.40 : x
  2. Step 2: Convert to fraction form
    96,932.28/145,401.30 = 37,781.40/x
  3. Step 3: Cross multiply
    96,932.28x = 145,401.30 × 37,781.40
  4. Step 4: Simplify right side
    96,932.28x = 5,493,464,675.82
  5. Step 5: Solve for x
    x = 5,493,464,675.82/96,932.28
  6. Step 6: Final answer
    x = 56,673.22

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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.