Home / 345,045.95-517,575.85-92,326.04

Finding the Fourth Proportional to 345,045.95, 517,575.85 and 92,326.04

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Solution

The fourth proportional to 345,045.95, 517,575.85 and 92,326.04 is: 138,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,045.95 : 517,575.85 = 92,326.04 : x
  2. Step 2: Convert to fraction form
    345,045.95/517,575.85 = 92,326.04/x
  3. Step 3: Cross multiply
    345,045.95x = 517,575.85 × 92,326.04
  4. Step 4: Simplify right side
    345,045.95x = 47,785,726,343.00
  5. Step 5: Solve for x
    x = 47,785,726,343.00/345,045.95
  6. Step 6: Final answer
    x = 138,490.91

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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.