Home / 96,121.17-132,624.72-55,810.64

Finding the Fourth Proportional to 96,121.17, 132,624.72 and 55,810.64

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Solution

The fourth proportional to 96,121.17, 132,624.72 and 55,810.64 is: 77,005.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,121.17 : 132,624.72 = 55,810.64 : x
  2. Step 2: Convert to fraction form
    96,121.17/132,624.72 = 55,810.64/x
  3. Step 3: Cross multiply
    96,121.17x = 132,624.72 × 55,810.64
  4. Step 4: Simplify right side
    96,121.17x = 7,401,869,839.90
  5. Step 5: Solve for x
    x = 7,401,869,839.90/96,121.17
  6. Step 6: Final answer
    x = 77,005.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.