Home / 85,060.61-117,376.01-49,253.05

Finding the Fourth Proportional to 85,060.61, 117,376.01 and 49,253.05

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Solution

The fourth proportional to 85,060.61, 117,376.01 and 49,253.05 is: 67,964.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,060.61 : 117,376.01 = 49,253.05 : x
  2. Step 2: Convert to fraction form
    85,060.61/117,376.01 = 49,253.05/x
  3. Step 3: Cross multiply
    85,060.61x = 117,376.01 × 49,253.05
  4. Step 4: Simplify right side
    85,060.61x = 5,781,126,243.07
  5. Step 5: Solve for x
    x = 5,781,126,243.07/85,060.61
  6. Step 6: Final answer
    x = 67,964.79

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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.