Home / 88,158.92-121,660.18-47,873.03

Finding the Fourth Proportional to 88,158.92, 121,660.18 and 47,873.03

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Solution

The fourth proportional to 88,158.92, 121,660.18 and 47,873.03 is: 66,065.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,158.92 : 121,660.18 = 47,873.03 : x
  2. Step 2: Convert to fraction form
    88,158.92/121,660.18 = 47,873.03/x
  3. Step 3: Cross multiply
    88,158.92x = 121,660.18 × 47,873.03
  4. Step 4: Simplify right side
    88,158.92x = 5,824,240,718.96
  5. Step 5: Solve for x
    x = 5,824,240,718.96/88,158.92
  6. Step 6: Final answer
    x = 66,065.25

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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.