Home / 229,919.85-344,875.78-103,470.61

Finding the Fourth Proportional to 229,919.85, 344,875.78 and 103,470.61

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Solution

The fourth proportional to 229,919.85, 344,875.78 and 103,470.61 is: 155,204.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,919.85 : 344,875.78 = 103,470.61 : x
  2. Step 2: Convert to fraction form
    229,919.85/344,875.78 = 103,470.61/x
  3. Step 3: Cross multiply
    229,919.85x = 344,875.78 × 103,470.61
  4. Step 4: Simplify right side
    229,919.85x = 35,684,507,330.83
  5. Step 5: Solve for x
    x = 35,684,507,330.83/229,919.85
  6. Step 6: Final answer
    x = 155,204.12

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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.