Home / 110,125.13-151,959.78-64,793.15

Finding the Fourth Proportional to 110,125.13, 151,959.78 and 64,793.15

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Solution

The fourth proportional to 110,125.13, 151,959.78 and 64,793.15 is: 89,406.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,125.13 : 151,959.78 = 64,793.15 : x
  2. Step 2: Convert to fraction form
    110,125.13/151,959.78 = 64,793.15/x
  3. Step 3: Cross multiply
    110,125.13x = 151,959.78 × 64,793.15
  4. Step 4: Simplify right side
    110,125.13x = 9,845,952,059.71
  5. Step 5: Solve for x
    x = 9,845,952,059.71/110,125.13
  6. Step 6: Final answer
    x = 89,406.95

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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.