Home / 82,002.40-113,154.96-46,186.72

Finding the Fourth Proportional to 82,002.40, 113,154.96 and 46,186.72

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Solution

The fourth proportional to 82,002.40, 113,154.96 and 46,186.72 is: 63,732.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,002.40 : 113,154.96 = 46,186.72 : x
  2. Step 2: Convert to fraction form
    82,002.40/113,154.96 = 46,186.72/x
  3. Step 3: Cross multiply
    82,002.40x = 113,154.96 × 46,186.72
  4. Step 4: Simplify right side
    82,002.40x = 5,226,256,454.13
  5. Step 5: Solve for x
    x = 5,226,256,454.13/82,002.40
  6. Step 6: Final answer
    x = 63,732.97

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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.