Home / 91,374.90-137,045.58-41,442.96

Finding the Fourth Proportional to 91,374.90, 137,045.58 and 41,442.96

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Solution

The fourth proportional to 91,374.90, 137,045.58 and 41,442.96 is: 62,156.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,374.90 : 137,045.58 = 41,442.96 : x
  2. Step 2: Convert to fraction form
    91,374.90/137,045.58 = 41,442.96/x
  3. Step 3: Cross multiply
    91,374.90x = 137,045.58 × 41,442.96
  4. Step 4: Simplify right side
    91,374.90x = 5,679,574,490.12
  5. Step 5: Solve for x
    x = 5,679,574,490.12/91,374.90
  6. Step 6: Final answer
    x = 62,156.83

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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.