Home / 88,190.57-132,331.07-43,211.06

Finding the Fourth Proportional to 88,190.57, 132,331.07 and 43,211.06

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Solution

The fourth proportional to 88,190.57, 132,331.07 and 43,211.06 is: 64,838.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,190.57 : 132,331.07 = 43,211.06 : x
  2. Step 2: Convert to fraction form
    88,190.57/132,331.07 = 43,211.06/x
  3. Step 3: Cross multiply
    88,190.57x = 132,331.07 × 43,211.06
  4. Step 4: Simplify right side
    88,190.57x = 5,718,164,927.92
  5. Step 5: Solve for x
    x = 5,718,164,927.92/88,190.57
  6. Step 6: Final answer
    x = 64,838.74

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1.5x scale

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.