Home / 88,223.60-132,335.40-53,231.60

Finding the Fourth Proportional to 88,223.60, 132,335.40 and 53,231.60

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Solution

The fourth proportional to 88,223.60, 132,335.40 and 53,231.60 is: 79,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,223.60 : 132,335.40 = 53,231.60 : x
  2. Step 2: Convert to fraction form
    88,223.60/132,335.40 = 53,231.60/x
  3. Step 3: Cross multiply
    88,223.60x = 132,335.40 × 53,231.60
  4. Step 4: Simplify right side
    88,223.60x = 7,044,425,078.64
  5. Step 5: Solve for x
    x = 7,044,425,078.64/88,223.60
  6. Step 6: Final answer
    x = 79,847.40

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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.