Home / 99,025.98-148,566.42-45,734.28

Finding the Fourth Proportional to 99,025.98, 148,566.42 and 45,734.28

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Solution

The fourth proportional to 99,025.98, 148,566.42 and 45,734.28 is: 68,614.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,025.98 : 148,566.42 = 45,734.28 : x
  2. Step 2: Convert to fraction form
    99,025.98/148,566.42 = 45,734.28/x
  3. Step 3: Cross multiply
    99,025.98x = 148,566.42 × 45,734.28
  4. Step 4: Simplify right side
    99,025.98x = 6,794,578,250.88
  5. Step 5: Solve for x
    x = 6,794,578,250.88/99,025.98
  6. Step 6: Final answer
    x = 68,614.10

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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.