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Finding the Fourth Proportional to 74,652.60, 112,024.74 and 29,666.10

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Solution

The fourth proportional to 74,652.60, 112,024.74 and 29,666.10 is: 44,517.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,652.60 : 112,024.74 = 29,666.10 : x
  2. Step 2: Convert to fraction form
    74,652.60/112,024.74 = 29,666.10/x
  3. Step 3: Cross multiply
    74,652.60x = 112,024.74 × 29,666.10
  4. Step 4: Simplify right side
    74,652.60x = 3,323,337,139.31
  5. Step 5: Solve for x
    x = 3,323,337,139.31/74,652.60
  6. Step 6: Final answer
    x = 44,517.37

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1.5x scale

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.