Home / 52,211.23-78,349.79-22,225.42

Finding the Fourth Proportional to 52,211.23, 78,349.79 and 22,225.42

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Solution

The fourth proportional to 52,211.23, 78,349.79 and 22,225.42 is: 33,352.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,211.23 : 78,349.79 = 22,225.42 : x
  2. Step 2: Convert to fraction form
    52,211.23/78,349.79 = 22,225.42/x
  3. Step 3: Cross multiply
    52,211.23x = 78,349.79 × 22,225.42
  4. Step 4: Simplify right side
    52,211.23x = 1,741,356,989.66
  5. Step 5: Solve for x
    x = 1,741,356,989.66/52,211.23
  6. Step 6: Final answer
    x = 33,352.15

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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.