Home / 74,363.22-102,592.05-42,515.04

Finding the Fourth Proportional to 74,363.22, 102,592.05 and 42,515.04

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Solution

The fourth proportional to 74,363.22, 102,592.05 and 42,515.04 is: 58,654.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,363.22 : 102,592.05 = 42,515.04 : x
  2. Step 2: Convert to fraction form
    74,363.22/102,592.05 = 42,515.04/x
  3. Step 3: Cross multiply
    74,363.22x = 102,592.05 × 42,515.04
  4. Step 4: Simplify right side
    74,363.22x = 4,361,705,109.43
  5. Step 5: Solve for x
    x = 4,361,705,109.43/74,363.22
  6. Step 6: Final answer
    x = 58,654.06

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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.