Home / 84,129.32-116,098.55-48,326.27

Finding the Fourth Proportional to 84,129.32, 116,098.55 and 48,326.27

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Solution

The fourth proportional to 84,129.32, 116,098.55 and 48,326.27 is: 66,690.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,129.32 : 116,098.55 = 48,326.27 : x
  2. Step 2: Convert to fraction form
    84,129.32/116,098.55 = 48,326.27/x
  3. Step 3: Cross multiply
    84,129.32x = 116,098.55 × 48,326.27
  4. Step 4: Simplify right side
    84,129.32x = 5,610,609,414.23
  5. Step 5: Solve for x
    x = 5,610,609,414.23/84,129.32
  6. Step 6: Final answer
    x = 66,690.30

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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.