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Finding the Fourth Proportional to 59,176.60, 88,619.10 and 39,347.80

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Solution

The fourth proportional to 59,176.60, 88,619.10 and 39,347.80 is: 58,924.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,176.60 : 88,619.10 = 39,347.80 : x
  2. Step 2: Convert to fraction form
    59,176.60/88,619.10 = 39,347.80/x
  3. Step 3: Cross multiply
    59,176.60x = 88,619.10 × 39,347.80
  4. Step 4: Simplify right side
    59,176.60x = 3,486,966,622.98
  5. Step 5: Solve for x
    x = 3,486,966,622.98/59,176.60
  6. Step 6: Final answer
    x = 58,924.75

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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.