Home / 91,506.82-137,081.46-63,038.75

Finding the Fourth Proportional to 91,506.82, 137,081.46 and 63,038.75

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Solution

The fourth proportional to 91,506.82, 137,081.46 and 63,038.75 is: 94,434.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,506.82 : 137,081.46 = 63,038.75 : x
  2. Step 2: Convert to fraction form
    91,506.82/137,081.46 = 63,038.75/x
  3. Step 3: Cross multiply
    91,506.82x = 137,081.46 × 63,038.75
  4. Step 4: Simplify right side
    91,506.82x = 8,641,443,201.17
  5. Step 5: Solve for x
    x = 8,641,443,201.17/91,506.82
  6. Step 6: Final answer
    x = 94,434.97

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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.