Home / 109,876.28-151,628.46-59,574.92

Finding the Fourth Proportional to 109,876.28, 151,628.46 and 59,574.92

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Solution

The fourth proportional to 109,876.28, 151,628.46 and 59,574.92 is: 82,212.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,876.28 : 151,628.46 = 59,574.92 : x
  2. Step 2: Convert to fraction form
    109,876.28/151,628.46 = 59,574.92/x
  3. Step 3: Cross multiply
    109,876.28x = 151,628.46 × 59,574.92
  4. Step 4: Simplify right side
    109,876.28x = 9,033,253,374.22
  5. Step 5: Solve for x
    x = 9,033,253,374.22/109,876.28
  6. Step 6: Final answer
    x = 82,212.95

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1.5x scale

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.