Home / 88,183.62-121,694.28-47,898.16

Finding the Fourth Proportional to 88,183.62, 121,694.28 and 47,898.16

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Solution

The fourth proportional to 88,183.62, 121,694.28 and 47,898.16 is: 66,099.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,183.62 : 121,694.28 = 47,898.16 : x
  2. Step 2: Convert to fraction form
    88,183.62/121,694.28 = 47,898.16/x
  3. Step 3: Cross multiply
    88,183.62x = 121,694.28 × 47,898.16
  4. Step 4: Simplify right side
    88,183.62x = 5,828,932,398.76
  5. Step 5: Solve for x
    x = 5,828,932,398.76/88,183.62
  6. Step 6: Final answer
    x = 66,099.95

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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.