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Finding the Fourth Proportional to 88,652.32, 132,822.64 and 79,010.08

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Solution

The fourth proportional to 88,652.32, 132,822.64 and 79,010.08 is: 118,376.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,652.32 : 132,822.64 = 79,010.08 : x
  2. Step 2: Convert to fraction form
    88,652.32/132,822.64 = 79,010.08/x
  3. Step 3: Cross multiply
    88,652.32x = 132,822.64 × 79,010.08
  4. Step 4: Simplify right side
    88,652.32x = 10,494,327,412.21
  5. Step 5: Solve for x
    x = 10,494,327,412.21/88,652.32
  6. Step 6: Final answer
    x = 118,376.23

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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.