Home / 82,158.76-113,380.19-46,348.66

Finding the Fourth Proportional to 82,158.76, 113,380.19 and 46,348.66

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Solution

The fourth proportional to 82,158.76, 113,380.19 and 46,348.66 is: 63,961.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,158.76 : 113,380.19 = 46,348.66 : x
  2. Step 2: Convert to fraction form
    82,158.76/113,380.19 = 46,348.66/x
  3. Step 3: Cross multiply
    82,158.76x = 113,380.19 × 46,348.66
  4. Step 4: Simplify right side
    82,158.76x = 5,255,019,619.45
  5. Step 5: Solve for x
    x = 5,255,019,619.45/82,158.76
  6. Step 6: Final answer
    x = 63,961.77

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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.