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Finding the Fourth Proportional to 109,528.48, 151,149.36 and 59,227.48

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Solution

The fourth proportional to 109,528.48, 151,149.36 and 59,227.48 is: 81,733.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,528.48 : 151,149.36 = 59,227.48 : x
  2. Step 2: Convert to fraction form
    109,528.48/151,149.36 = 59,227.48/x
  3. Step 3: Cross multiply
    109,528.48x = 151,149.36 × 59,227.48
  4. Step 4: Simplify right side
    109,528.48x = 8,952,195,696.41
  5. Step 5: Solve for x
    x = 8,952,195,696.41/109,528.48
  6. Step 6: Final answer
    x = 81,733.95

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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.