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Finding the Fourth Proportional to 75,652.48, 113,372.50 and 59,787.76

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Solution

The fourth proportional to 75,652.48, 113,372.50 and 59,787.76 is: 89,597.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,652.48 : 113,372.50 = 59,787.76 : x
  2. Step 2: Convert to fraction form
    75,652.48/113,372.50 = 59,787.76/x
  3. Step 3: Cross multiply
    75,652.48x = 113,372.50 × 59,787.76
  4. Step 4: Simplify right side
    75,652.48x = 6,778,287,820.60
  5. Step 5: Solve for x
    x = 6,778,287,820.60/75,652.48
  6. Step 6: Final answer
    x = 89,597.69

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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.