Home / 151,367.30-208,871.18-93,214.79

Finding the Fourth Proportional to 151,367.30, 208,871.18 and 93,214.79

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Solution

The fourth proportional to 151,367.30, 208,871.18 and 93,214.79 is: 128,626.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,367.30 : 208,871.18 = 93,214.79 : x
  2. Step 2: Convert to fraction form
    151,367.30/208,871.18 = 93,214.79/x
  3. Step 3: Cross multiply
    151,367.30x = 208,871.18 × 93,214.79
  4. Step 4: Simplify right side
    151,367.30x = 19,469,883,236.86
  5. Step 5: Solve for x
    x = 19,469,883,236.86/151,367.30
  6. Step 6: Final answer
    x = 128,626.75

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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.