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Finding the Fourth Proportional to 59,335.92, 89,049.24 and 43,758

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Solution

The fourth proportional to 59,335.92, 89,049.24 and 43,758 is: 65,670.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,335.92 : 89,049.24 = 43,758 : x
  2. Step 2: Convert to fraction form
    59,335.92/89,049.24 = 43,758/x
  3. Step 3: Cross multiply
    59,335.92x = 89,049.24 × 43,758
  4. Step 4: Simplify right side
    59,335.92x = 3,896,616,643.92
  5. Step 5: Solve for x
    x = 3,896,616,643.92/59,335.92
  6. Step 6: Final answer
    x = 65,670.45

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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.