Home / 88,278.12-132,423.66-35,686.44

Finding the Fourth Proportional to 88,278.12, 132,423.66 and 35,686.44

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Solution

The fourth proportional to 88,278.12, 132,423.66 and 35,686.44 is: 53,532.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,278.12 : 132,423.66 = 35,686.44 : x
  2. Step 2: Convert to fraction form
    88,278.12/132,423.66 = 35,686.44/x
  3. Step 3: Cross multiply
    88,278.12x = 132,423.66 × 35,686.44
  4. Step 4: Simplify right side
    88,278.12x = 4,725,728,997.17
  5. Step 5: Solve for x
    x = 4,725,728,997.17/88,278.12
  6. Step 6: Final answer
    x = 53,532.28

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1.5x scale

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.