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Finding the Fourth Proportional to 59,110.40, 88,665.60 and 17,557.40

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Solution

The fourth proportional to 59,110.40, 88,665.60 and 17,557.40 is: 26,336.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,110.40 : 88,665.60 = 17,557.40 : x
  2. Step 2: Convert to fraction form
    59,110.40/88,665.60 = 17,557.40/x
  3. Step 3: Cross multiply
    59,110.40x = 88,665.60 × 17,557.40
  4. Step 4: Simplify right side
    59,110.40x = 1,556,737,405.44
  5. Step 5: Solve for x
    x = 1,556,737,405.44/59,110.40
  6. Step 6: Final answer
    x = 26,336.10

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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.