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Finding the Fourth Proportional to 88,673.08, 133,009.77 and 71,016.04

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Solution

The fourth proportional to 88,673.08, 133,009.77 and 71,016.04 is: 106,524.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,673.08 : 133,009.77 = 71,016.04 : x
  2. Step 2: Convert to fraction form
    88,673.08/133,009.77 = 71,016.04/x
  3. Step 3: Cross multiply
    88,673.08x = 133,009.77 × 71,016.04
  4. Step 4: Simplify right side
    88,673.08x = 9,445,827,146.71
  5. Step 5: Solve for x
    x = 9,445,827,146.71/88,673.08
  6. Step 6: Final answer
    x = 106,524.18

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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.