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Finding the Fourth Proportional to 67,397.86, 93,008.45 and 37,183.45

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Solution

The fourth proportional to 67,397.86, 93,008.45 and 37,183.45 is: 51,312.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,397.86 : 93,008.45 = 37,183.45 : x
  2. Step 2: Convert to fraction form
    67,397.86/93,008.45 = 37,183.45/x
  3. Step 3: Cross multiply
    67,397.86x = 93,008.45 × 37,183.45
  4. Step 4: Simplify right side
    67,397.86x = 3,458,374,585.11
  5. Step 5: Solve for x
    x = 3,458,374,585.11/67,397.86
  6. Step 6: Final answer
    x = 51,312.82

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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.