Home / 91,554.66-137,420.58-44,202.96

Finding the Fourth Proportional to 91,554.66, 137,420.58 and 44,202.96

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Solution

The fourth proportional to 91,554.66, 137,420.58 and 44,202.96 is: 66,347.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,554.66 : 137,420.58 = 44,202.96 : x
  2. Step 2: Convert to fraction form
    91,554.66/137,420.58 = 44,202.96/x
  3. Step 3: Cross multiply
    91,554.66x = 137,420.58 × 44,202.96
  4. Step 4: Simplify right side
    91,554.66x = 6,074,396,400.92
  5. Step 5: Solve for x
    x = 6,074,396,400.92/91,554.66
  6. Step 6: Final answer
    x = 66,347.21

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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.