Home / 149,027.52-223,639.76-70,164.30

Finding the Fourth Proportional to 149,027.52, 223,639.76 and 70,164.30

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Solution

The fourth proportional to 149,027.52, 223,639.76 and 70,164.30 is: 105,292.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,027.52 : 223,639.76 = 70,164.30 : x
  2. Step 2: Convert to fraction form
    149,027.52/223,639.76 = 70,164.30/x
  3. Step 3: Cross multiply
    149,027.52x = 223,639.76 × 70,164.30
  4. Step 4: Simplify right side
    149,027.52x = 15,691,527,212.57
  5. Step 5: Solve for x
    x = 15,691,527,212.57/149,027.52
  6. Step 6: Final answer
    x = 105,292.82

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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.