Home / 108,448.32-149,658.51-60,710.85

Finding the Fourth Proportional to 108,448.32, 149,658.51 and 60,710.85

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Solution

The fourth proportional to 108,448.32, 149,658.51 and 60,710.85 is: 83,780.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,448.32 : 149,658.51 = 60,710.85 : x
  2. Step 2: Convert to fraction form
    108,448.32/149,658.51 = 60,710.85/x
  3. Step 3: Cross multiply
    108,448.32x = 149,658.51 × 60,710.85
  4. Step 4: Simplify right side
    108,448.32x = 9,085,895,351.83
  5. Step 5: Solve for x
    x = 9,085,895,351.83/108,448.32
  6. Step 6: Final answer
    x = 83,780.88

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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.