Home / 107,219.29-147,962.77-59,472.64

Finding the Fourth Proportional to 107,219.29, 147,962.77 and 59,472.64

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Solution

The fourth proportional to 107,219.29, 147,962.77 and 59,472.64 is: 82,072.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,219.29 : 147,962.77 = 59,472.64 : x
  2. Step 2: Convert to fraction form
    107,219.29/147,962.77 = 59,472.64/x
  3. Step 3: Cross multiply
    107,219.29x = 147,962.77 × 59,472.64
  4. Step 4: Simplify right side
    107,219.29x = 8,799,736,553.61
  5. Step 5: Solve for x
    x = 8,799,736,553.61/107,219.29
  6. Step 6: Final answer
    x = 82,072.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.