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Finding the Fourth Proportional to 59,115.90, 88,674.63 and 19,673.02

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Solution

The fourth proportional to 59,115.90, 88,674.63 and 19,673.02 is: 29,509.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,115.90 : 88,674.63 = 19,673.02 : x
  2. Step 2: Convert to fraction form
    59,115.90/88,674.63 = 19,673.02/x
  3. Step 3: Cross multiply
    59,115.90x = 88,674.63 × 19,673.02
  4. Step 4: Simplify right side
    59,115.90x = 1,744,497,769.48
  5. Step 5: Solve for x
    x = 1,744,497,769.48/59,115.90
  6. Step 6: Final answer
    x = 29,509.79

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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.