Home / 269,815.60-372,339.61-147,303.79

Finding the Fourth Proportional to 269,815.60, 372,339.61 and 147,303.79

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Solution

The fourth proportional to 269,815.60, 372,339.61 and 147,303.79 is: 203,276.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,815.60 : 372,339.61 = 147,303.79 : x
  2. Step 2: Convert to fraction form
    269,815.60/372,339.61 = 147,303.79/x
  3. Step 3: Cross multiply
    269,815.60x = 372,339.61 × 147,303.79
  4. Step 4: Simplify right side
    269,815.60x = 54,847,034,983.60
  5. Step 5: Solve for x
    x = 54,847,034,983.60/269,815.60
  6. Step 6: Final answer
    x = 203,276.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.