Home / 95,319.81-131,541.39-52,878.38

Finding the Fourth Proportional to 95,319.81, 131,541.39 and 52,878.38

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Solution

The fourth proportional to 95,319.81, 131,541.39 and 52,878.38 is: 72,972.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,319.81 : 131,541.39 = 52,878.38 : x
  2. Step 2: Convert to fraction form
    95,319.81/131,541.39 = 52,878.38/x
  3. Step 3: Cross multiply
    95,319.81x = 131,541.39 × 52,878.38
  4. Step 4: Simplify right side
    95,319.81x = 6,955,694,948.44
  5. Step 5: Solve for x
    x = 6,955,694,948.44/95,319.81
  6. Step 6: Final answer
    x = 72,972.19

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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.