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Finding the Fourth Proportional to 59,642.54, 89,463.84 and 28,029.41

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Solution

The fourth proportional to 59,642.54, 89,463.84 and 28,029.41 is: 42,044.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,642.54 : 89,463.84 = 28,029.41 : x
  2. Step 2: Convert to fraction form
    59,642.54/89,463.84 = 28,029.41/x
  3. Step 3: Cross multiply
    59,642.54x = 89,463.84 × 28,029.41
  4. Step 4: Simplify right side
    59,642.54x = 2,507,618,204.22
  5. Step 5: Solve for x
    x = 2,507,618,204.22/59,642.54
  6. Step 6: Final answer
    x = 42,044.12

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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.