Home / 52,517.07-78,697.80-43,223.13

Finding the Fourth Proportional to 52,517.07, 78,697.80 and 43,223.13

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Solution

The fourth proportional to 52,517.07, 78,697.80 and 43,223.13 is: 64,770.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,517.07 : 78,697.80 = 43,223.13 : x
  2. Step 2: Convert to fraction form
    52,517.07/78,697.80 = 43,223.13/x
  3. Step 3: Cross multiply
    52,517.07x = 78,697.80 × 43,223.13
  4. Step 4: Simplify right side
    52,517.07x = 3,401,565,240.11
  5. Step 5: Solve for x
    x = 3,401,565,240.11/52,517.07
  6. Step 6: Final answer
    x = 64,770.66

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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.