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Finding the Fourth Proportional to 88,460.48, 132,593.40 and 38,482.40

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Solution

The fourth proportional to 88,460.48, 132,593.40 and 38,482.40 is: 57,681.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,460.48 : 132,593.40 = 38,482.40 : x
  2. Step 2: Convert to fraction form
    88,460.48/132,593.40 = 38,482.40/x
  3. Step 3: Cross multiply
    88,460.48x = 132,593.40 × 38,482.40
  4. Step 4: Simplify right side
    88,460.48x = 5,102,512,256.16
  5. Step 5: Solve for x
    x = 5,102,512,256.16/88,460.48
  6. Step 6: Final answer
    x = 57,681.26

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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.