Home / 92,489.31-127,635.35-50,047.74

Finding the Fourth Proportional to 92,489.31, 127,635.35 and 50,047.74

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Solution

The fourth proportional to 92,489.31, 127,635.35 and 50,047.74 is: 69,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,489.31 : 127,635.35 = 50,047.74 : x
  2. Step 2: Convert to fraction form
    92,489.31/127,635.35 = 50,047.74/x
  3. Step 3: Cross multiply
    92,489.31x = 127,635.35 × 50,047.74
  4. Step 4: Simplify right side
    92,489.31x = 6,387,860,561.37
  5. Step 5: Solve for x
    x = 6,387,860,561.37/92,489.31
  6. Step 6: Final answer
    x = 69,065.93

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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.