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Finding the Fourth Proportional to 59,332.60, 88,998.90 and 28,228.60

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Solution

The fourth proportional to 59,332.60, 88,998.90 and 28,228.60 is: 42,342.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,332.60 : 88,998.90 = 28,228.60 : x
  2. Step 2: Convert to fraction form
    59,332.60/88,998.90 = 28,228.60/x
  3. Step 3: Cross multiply
    59,332.60x = 88,998.90 × 28,228.60
  4. Step 4: Simplify right side
    59,332.60x = 2,512,314,348.54
  5. Step 5: Solve for x
    x = 2,512,314,348.54/59,332.60
  6. Step 6: Final answer
    x = 42,342.90

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1.5x scale

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.