Home / 91,038.66-125,633.88-50,754.96

Finding the Fourth Proportional to 91,038.66, 125,633.88 and 50,754.96

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Solution

The fourth proportional to 91,038.66, 125,633.88 and 50,754.96 is: 70,042.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,038.66 : 125,633.88 = 50,754.96 : x
  2. Step 2: Convert to fraction form
    91,038.66/125,633.88 = 50,754.96/x
  3. Step 3: Cross multiply
    91,038.66x = 125,633.88 × 50,754.96
  4. Step 4: Simplify right side
    91,038.66x = 6,376,542,554.04
  5. Step 5: Solve for x
    x = 6,376,542,554.04/91,038.66
  6. Step 6: Final answer
    x = 70,042.14

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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.