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Finding the Fourth Proportional to 58,969.38, 88,454.06 and 17,419.62

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Solution

The fourth proportional to 58,969.38, 88,454.06 and 17,419.62 is: 26,129.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,969.38 : 88,454.06 = 17,419.62 : x
  2. Step 2: Convert to fraction form
    58,969.38/88,454.06 = 17,419.62/x
  3. Step 3: Cross multiply
    58,969.38x = 88,454.06 × 17,419.62
  4. Step 4: Simplify right side
    58,969.38x = 1,540,835,713.94
  5. Step 5: Solve for x
    x = 1,540,835,713.94/58,969.38
  6. Step 6: Final answer
    x = 26,129.42

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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.