Home / 83,798.12-125,670.18-27,625.16

Finding the Fourth Proportional to 83,798.12, 125,670.18 and 27,625.16

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Solution

The fourth proportional to 83,798.12, 125,670.18 and 27,625.16 is: 41,428.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,798.12 : 125,670.18 = 27,625.16 : x
  2. Step 2: Convert to fraction form
    83,798.12/125,670.18 = 27,625.16/x
  3. Step 3: Cross multiply
    83,798.12x = 125,670.18 × 27,625.16
  4. Step 4: Simplify right side
    83,798.12x = 3,471,658,829.73
  5. Step 5: Solve for x
    x = 3,471,658,829.73/83,798.12
  6. Step 6: Final answer
    x = 41,428.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.