Home / 146,565.20-219,191.70-122,945.60

Finding the Fourth Proportional to 146,565.20, 219,191.70 and 122,945.60

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Solution

The fourth proportional to 146,565.20, 219,191.70 and 122,945.60 is: 183,868.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,565.20 : 219,191.70 = 122,945.60 : x
  2. Step 2: Convert to fraction form
    146,565.20/219,191.70 = 122,945.60/x
  3. Step 3: Cross multiply
    146,565.20x = 219,191.70 × 122,945.60
  4. Step 4: Simplify right side
    146,565.20x = 26,948,655,071.52
  5. Step 5: Solve for x
    x = 26,948,655,071.52/146,565.20
  6. Step 6: Final answer
    x = 183,868.03

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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.