Home / 148,919.10-223,411.05-49,062.30

Finding the Fourth Proportional to 148,919.10, 223,411.05 and 49,062.30

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Solution

The fourth proportional to 148,919.10, 223,411.05 and 49,062.30 is: 73,604.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,919.10 : 223,411.05 = 49,062.30 : x
  2. Step 2: Convert to fraction form
    148,919.10/223,411.05 = 49,062.30/x
  3. Step 3: Cross multiply
    148,919.10x = 223,411.05 × 49,062.30
  4. Step 4: Simplify right side
    148,919.10x = 10,961,059,958.42
  5. Step 5: Solve for x
    x = 10,961,059,958.42/148,919.10
  6. Step 6: Final answer
    x = 73,604.12

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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.