Home / 235,439.55-353,353.73-109,273.95

Finding the Fourth Proportional to 235,439.55, 353,353.73 and 109,273.95

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Solution

The fourth proportional to 235,439.55, 353,353.73 and 109,273.95 is: 164,001.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,439.55 : 353,353.73 = 109,273.95 : x
  2. Step 2: Convert to fraction form
    235,439.55/353,353.73 = 109,273.95/x
  3. Step 3: Cross multiply
    235,439.55x = 353,353.73 × 109,273.95
  4. Step 4: Simplify right side
    235,439.55x = 38,612,357,277.96
  5. Step 5: Solve for x
    x = 38,612,357,277.96/235,439.55
  6. Step 6: Final answer
    x = 164,001.15

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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.