Home / 96,037.80-132,510.78-55,728.12

Finding the Fourth Proportional to 96,037.80, 132,510.78 and 55,728.12

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Solution

The fourth proportional to 96,037.80, 132,510.78 and 55,728.12 is: 76,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,037.80 : 132,510.78 = 55,728.12 : x
  2. Step 2: Convert to fraction form
    96,037.80/132,510.78 = 55,728.12/x
  3. Step 3: Cross multiply
    96,037.80x = 132,510.78 × 55,728.12
  4. Step 4: Simplify right side
    96,037.80x = 7,384,576,649.13
  5. Step 5: Solve for x
    x = 7,384,576,649.13/96,037.80
  6. Step 6: Final answer
    x = 76,892.40

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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.