Home / 52,214.47-78,202.84-40,899.18

Finding the Fourth Proportional to 52,214.47, 78,202.84 and 40,899.18

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Solution

The fourth proportional to 52,214.47, 78,202.84 and 40,899.18 is: 61,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,214.47 : 78,202.84 = 40,899.18 : x
  2. Step 2: Convert to fraction form
    52,214.47/78,202.84 = 40,899.18/x
  3. Step 3: Cross multiply
    52,214.47x = 78,202.84 × 40,899.18
  4. Step 4: Simplify right side
    52,214.47x = 3,198,432,029.67
  5. Step 5: Solve for x
    x = 3,198,432,029.67/52,214.47
  6. Step 6: Final answer
    x = 61,255.66

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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.