Home / 91,765.04-137,531.52-52,344.44

Finding the Fourth Proportional to 91,765.04, 137,531.52 and 52,344.44

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Solution

The fourth proportional to 91,765.04, 137,531.52 and 52,344.44 is: 78,450.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,765.04 : 137,531.52 = 52,344.44 : x
  2. Step 2: Convert to fraction form
    91,765.04/137,531.52 = 52,344.44/x
  3. Step 3: Cross multiply
    91,765.04x = 137,531.52 × 52,344.44
  4. Step 4: Simplify right side
    91,765.04x = 7,199,010,396.75
  5. Step 5: Solve for x
    x = 7,199,010,396.75/91,765.04
  6. Step 6: Final answer
    x = 78,450.47

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1.5x scale

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.