Home / 149,165.28-223,829.92-70,277.50

Finding the Fourth Proportional to 149,165.28, 223,829.92 and 70,277.50

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Solution

The fourth proportional to 149,165.28, 223,829.92 and 70,277.50 is: 105,454.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,165.28 : 223,829.92 = 70,277.50 : x
  2. Step 2: Convert to fraction form
    149,165.28/223,829.92 = 70,277.50/x
  3. Step 3: Cross multiply
    149,165.28x = 223,829.92 × 70,277.50
  4. Step 4: Simplify right side
    149,165.28x = 15,730,207,202.80
  5. Step 5: Solve for x
    x = 15,730,207,202.80/149,165.28
  6. Step 6: Final answer
    x = 105,454.88

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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.