Home / 91,102.18-125,726.64-50,266.11

Finding the Fourth Proportional to 91,102.18, 125,726.64 and 50,266.11

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Solution

The fourth proportional to 91,102.18, 125,726.64 and 50,266.11 is: 69,370.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,102.18 : 125,726.64 = 50,266.11 : x
  2. Step 2: Convert to fraction form
    91,102.18/125,726.64 = 50,266.11/x
  3. Step 3: Cross multiply
    91,102.18x = 125,726.64 × 50,266.11
  4. Step 4: Simplify right side
    91,102.18x = 6,319,788,644.70
  5. Step 5: Solve for x
    x = 6,319,788,644.70/91,102.18
  6. Step 6: Final answer
    x = 69,370.33

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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.