Home / 88,084.47-132,146.88-38,172.94

Finding the Fourth Proportional to 88,084.47, 132,146.88 and 38,172.94

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Solution

The fourth proportional to 88,084.47, 132,146.88 and 38,172.94 is: 57,268.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,084.47 : 132,146.88 = 38,172.94 : x
  2. Step 2: Convert to fraction form
    88,084.47/132,146.88 = 38,172.94/x
  3. Step 3: Cross multiply
    88,084.47x = 132,146.88 × 38,172.94
  4. Step 4: Simplify right side
    88,084.47x = 5,044,434,921.43
  5. Step 5: Solve for x
    x = 5,044,434,921.43/88,084.47
  6. Step 6: Final answer
    x = 57,268.16

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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.