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Finding the Fourth Proportional to 59,042.64, 88,544.70 and 19,589.16

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Solution

The fourth proportional to 59,042.64, 88,544.70 and 19,589.16 is: 29,377.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,042.64 : 88,544.70 = 19,589.16 : x
  2. Step 2: Convert to fraction form
    59,042.64/88,544.70 = 19,589.16/x
  3. Step 3: Cross multiply
    59,042.64x = 88,544.70 × 19,589.16
  4. Step 4: Simplify right side
    59,042.64x = 1,734,516,295.45
  5. Step 5: Solve for x
    x = 1,734,516,295.45/59,042.64
  6. Step 6: Final answer
    x = 29,377.35

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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.