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Finding the Fourth Proportional to 57,598.50, 79,490.01 and 32,448

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Solution

The fourth proportional to 57,598.50, 79,490.01 and 32,448 is: 44,780.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,598.50 : 79,490.01 = 32,448 : x
  2. Step 2: Convert to fraction form
    57,598.50/79,490.01 = 32,448/x
  3. Step 3: Cross multiply
    57,598.50x = 79,490.01 × 32,448
  4. Step 4: Simplify right side
    57,598.50x = 2,579,291,844.48
  5. Step 5: Solve for x
    x = 2,579,291,844.48/57,598.50
  6. Step 6: Final answer
    x = 44,780.54

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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.