Home / 52,002.10-78,003.15-51,483.70

Finding the Fourth Proportional to 52,002.10, 78,003.15 and 51,483.70

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Solution

The fourth proportional to 52,002.10, 78,003.15 and 51,483.70 is: 77,225.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002.10 : 78,003.15 = 51,483.70 : x
  2. Step 2: Convert to fraction form
    52,002.10/78,003.15 = 51,483.70/x
  3. Step 3: Cross multiply
    52,002.10x = 78,003.15 × 51,483.70
  4. Step 4: Simplify right side
    52,002.10x = 4,015,890,773.66
  5. Step 5: Solve for x
    x = 4,015,890,773.66/52,002.10
  6. Step 6: Final answer
    x = 77,225.55

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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.