Home / 52,422.10-78,633.15-48,922.90

Finding the Fourth Proportional to 52,422.10, 78,633.15 and 48,922.90

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Solution

The fourth proportional to 52,422.10, 78,633.15 and 48,922.90 is: 73,384.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,422.10 : 78,633.15 = 48,922.90 : x
  2. Step 2: Convert to fraction form
    52,422.10/78,633.15 = 48,922.90/x
  3. Step 3: Cross multiply
    52,422.10x = 78,633.15 × 48,922.90
  4. Step 4: Simplify right side
    52,422.10x = 3,846,961,734.14
  5. Step 5: Solve for x
    x = 3,846,961,734.14/52,422.10
  6. Step 6: Final answer
    x = 73,384.35

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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.