Home / 149,909.10-224,604.45-70,853.10

Finding the Fourth Proportional to 149,909.10, 224,604.45 and 70,853.10

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Solution

The fourth proportional to 149,909.10, 224,604.45 and 70,853.10 is: 106,157.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,909.10 : 224,604.45 = 70,853.10 : x
  2. Step 2: Convert to fraction form
    149,909.10/224,604.45 = 70,853.10/x
  3. Step 3: Cross multiply
    149,909.10x = 224,604.45 × 70,853.10
  4. Step 4: Simplify right side
    149,909.10x = 15,913,921,556.30
  5. Step 5: Solve for x
    x = 15,913,921,556.30/149,909.10
  6. Step 6: Final answer
    x = 106,157.14

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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.