Home / 86,352.98-119,173.21-48,115.04

Finding the Fourth Proportional to 86,352.98, 119,173.21 and 48,115.04

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Solution

The fourth proportional to 86,352.98, 119,173.21 and 48,115.04 is: 66,402.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,352.98 : 119,173.21 = 48,115.04 : x
  2. Step 2: Convert to fraction form
    86,352.98/119,173.21 = 48,115.04/x
  3. Step 3: Cross multiply
    86,352.98x = 119,173.21 × 48,115.04
  4. Step 4: Simplify right side
    86,352.98x = 5,734,023,766.08
  5. Step 5: Solve for x
    x = 5,734,023,766.08/86,352.98
  6. Step 6: Final answer
    x = 66,402.15

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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.