Home / 82,006.28-113,187.08-53,695.52

Finding the Fourth Proportional to 82,006.28, 113,187.08 and 53,695.52

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Solution

The fourth proportional to 82,006.28, 113,187.08 and 53,695.52 is: 74,111.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,006.28 : 113,187.08 = 53,695.52 : x
  2. Step 2: Convert to fraction form
    82,006.28/113,187.08 = 53,695.52/x
  3. Step 3: Cross multiply
    82,006.28x = 113,187.08 × 53,695.52
  4. Step 4: Simplify right side
    82,006.28x = 6,077,639,117.88
  5. Step 5: Solve for x
    x = 6,077,639,117.88/82,006.28
  6. Step 6: Final answer
    x = 74,111.87

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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.