Home / 149,865.82-224,909.56-70,980.18

Finding the Fourth Proportional to 149,865.82, 224,909.56 and 70,980.18

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Solution

The fourth proportional to 149,865.82, 224,909.56 and 70,980.18 is: 106,522.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,865.82 : 224,909.56 = 70,980.18 : x
  2. Step 2: Convert to fraction form
    149,865.82/224,909.56 = 70,980.18/x
  3. Step 3: Cross multiply
    149,865.82x = 224,909.56 × 70,980.18
  4. Step 4: Simplify right side
    149,865.82x = 15,964,121,052.52
  5. Step 5: Solve for x
    x = 15,964,121,052.52/149,865.82
  6. Step 6: Final answer
    x = 106,522.76

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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.