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Finding the Fourth Proportional to 58,851.20, 88,276.80 and 32,542.40

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Solution

The fourth proportional to 58,851.20, 88,276.80 and 32,542.40 is: 48,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,851.20 : 88,276.80 = 32,542.40 : x
  2. Step 2: Convert to fraction form
    58,851.20/88,276.80 = 32,542.40/x
  3. Step 3: Cross multiply
    58,851.20x = 88,276.80 × 32,542.40
  4. Step 4: Simplify right side
    58,851.20x = 2,872,738,936.32
  5. Step 5: Solve for x
    x = 2,872,738,936.32/58,851.20
  6. Step 6: Final answer
    x = 48,813.60

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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.