Home / 74,702.11-112,064.20-24,084.21

Finding the Fourth Proportional to 74,702.11, 112,064.20 and 24,084.21

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Solution

The fourth proportional to 74,702.11, 112,064.20 and 24,084.21 is: 36,129.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,702.11 : 112,064.20 = 24,084.21 : x
  2. Step 2: Convert to fraction form
    74,702.11/112,064.20 = 24,084.21/x
  3. Step 3: Cross multiply
    74,702.11x = 112,064.20 × 24,084.21
  4. Step 4: Simplify right side
    74,702.11x = 2,698,977,946.23
  5. Step 5: Solve for x
    x = 2,698,977,946.23/74,702.11
  6. Step 6: Final answer
    x = 36,129.88

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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.