Home / 67,442.02-93,073.08-38,770.98

Finding the Fourth Proportional to 67,442.02, 93,073.08 and 38,770.98

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Solution

The fourth proportional to 67,442.02, 93,073.08 and 38,770.98 is: 53,505.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,442.02 : 93,073.08 = 38,770.98 : x
  2. Step 2: Convert to fraction form
    67,442.02/93,073.08 = 38,770.98/x
  3. Step 3: Cross multiply
    67,442.02x = 93,073.08 × 38,770.98
  4. Step 4: Simplify right side
    67,442.02x = 3,608,534,523.22
  5. Step 5: Solve for x
    x = 3,608,534,523.22/67,442.02
  6. Step 6: Final answer
    x = 53,505.73

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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.