Home / 67,947.60-93,765.90-37,731.96

Finding the Fourth Proportional to 67,947.60, 93,765.90 and 37,731.96

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Solution

The fourth proportional to 67,947.60, 93,765.90 and 37,731.96 is: 52,069.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,947.60 : 93,765.90 = 37,731.96 : x
  2. Step 2: Convert to fraction form
    67,947.60/93,765.90 = 37,731.96/x
  3. Step 3: Cross multiply
    67,947.60x = 93,765.90 × 37,731.96
  4. Step 4: Simplify right side
    67,947.60x = 3,537,971,188.16
  5. Step 5: Solve for x
    x = 3,537,971,188.16/67,947.60
  6. Step 6: Final answer
    x = 52,069.11

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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.