Home / 89,733.60-134,600.40-88,005.60

Finding the Fourth Proportional to 89,733.60, 134,600.40 and 88,005.60

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Solution

The fourth proportional to 89,733.60, 134,600.40 and 88,005.60 is: 132,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,733.60 : 134,600.40 = 88,005.60 : x
  2. Step 2: Convert to fraction form
    89,733.60/134,600.40 = 88,005.60/x
  3. Step 3: Cross multiply
    89,733.60x = 134,600.40 × 88,005.60
  4. Step 4: Simplify right side
    89,733.60x = 11,845,588,962.24
  5. Step 5: Solve for x
    x = 11,845,588,962.24/89,733.60
  6. Step 6: Final answer
    x = 132,008.40

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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.