Home / 91,887.24-126,688.14-60,005.64

Finding the Fourth Proportional to 91,887.24, 126,688.14 and 60,005.64

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Solution

The fourth proportional to 91,887.24, 126,688.14 and 60,005.64 is: 82,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,887.24 : 126,688.14 = 60,005.64 : x
  2. Step 2: Convert to fraction form
    91,887.24/126,688.14 = 60,005.64/x
  3. Step 3: Cross multiply
    91,887.24x = 126,688.14 × 60,005.64
  4. Step 4: Simplify right side
    91,887.24x = 7,602,002,921.11
  5. Step 5: Solve for x
    x = 7,602,002,921.11/91,887.24
  6. Step 6: Final answer
    x = 82,731.87

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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.