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Finding the Fourth Proportional to 88,797.16, 133,042.14 and 47,117.80

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Solution

The fourth proportional to 88,797.16, 133,042.14 and 47,117.80 is: 70,595.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,797.16 : 133,042.14 = 47,117.80 : x
  2. Step 2: Convert to fraction form
    88,797.16/133,042.14 = 47,117.80/x
  3. Step 3: Cross multiply
    88,797.16x = 133,042.14 × 47,117.80
  4. Step 4: Simplify right side
    88,797.16x = 6,268,652,944.09
  5. Step 5: Solve for x
    x = 6,268,652,944.09/88,797.16
  6. Step 6: Final answer
    x = 70,595.20

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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.