Home / 52,211.33-78,184.51-43,755.60

Finding the Fourth Proportional to 52,211.33, 78,184.51 and 43,755.60

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Solution

The fourth proportional to 52,211.33, 78,184.51 and 43,755.60 is: 65,522.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,211.33 : 78,184.51 = 43,755.60 : x
  2. Step 2: Convert to fraction form
    52,211.33/78,184.51 = 43,755.60/x
  3. Step 3: Cross multiply
    52,211.33x = 78,184.51 × 43,755.60
  4. Step 4: Simplify right side
    52,211.33x = 3,421,010,145.76
  5. Step 5: Solve for x
    x = 3,421,010,145.76/52,211.33
  6. Step 6: Final answer
    x = 65,522.38

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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.