Home / 82,149.18-113,367.32-48,182.17

Finding the Fourth Proportional to 82,149.18, 113,367.32 and 48,182.17

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Solution

The fourth proportional to 82,149.18, 113,367.32 and 48,182.17 is: 66,492.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,149.18 : 113,367.32 = 48,182.17 : x
  2. Step 2: Convert to fraction form
    82,149.18/113,367.32 = 48,182.17/x
  3. Step 3: Cross multiply
    82,149.18x = 113,367.32 × 48,182.17
  4. Step 4: Simplify right side
    82,149.18x = 5,462,283,484.68
  5. Step 5: Solve for x
    x = 5,462,283,484.68/82,149.18
  6. Step 6: Final answer
    x = 66,492.25

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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.