Home / 189,924.64-284,450.76-94,863.04

Finding the Fourth Proportional to 189,924.64, 284,450.76 and 94,863.04

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Solution

The fourth proportional to 189,924.64, 284,450.76 and 94,863.04 is: 142,076.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,924.64 : 284,450.76 = 94,863.04 : x
  2. Step 2: Convert to fraction form
    189,924.64/284,450.76 = 94,863.04/x
  3. Step 3: Cross multiply
    189,924.64x = 284,450.76 × 94,863.04
  4. Step 4: Simplify right side
    189,924.64x = 26,983,863,823.91
  5. Step 5: Solve for x
    x = 26,983,863,823.91/189,924.64
  6. Step 6: Final answer
    x = 142,076.69

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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.