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Finding the Fourth Proportional to 59,254.28, 88,839.92 and 21,809.50

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Solution

The fourth proportional to 59,254.28, 88,839.92 and 21,809.50 is: 32,698.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,254.28 : 88,839.92 = 21,809.50 : x
  2. Step 2: Convert to fraction form
    59,254.28/88,839.92 = 21,809.50/x
  3. Step 3: Cross multiply
    59,254.28x = 88,839.92 × 21,809.50
  4. Step 4: Simplify right side
    59,254.28x = 1,937,554,235.24
  5. Step 5: Solve for x
    x = 1,937,554,235.24/59,254.28
  6. Step 6: Final answer
    x = 32,698.98

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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.