Home / 228,799.11-342,956.68-84,612.27

Finding the Fourth Proportional to 228,799.11, 342,956.68 and 84,612.27

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Solution

The fourth proportional to 228,799.11, 342,956.68 and 84,612.27 is: 126,828.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,799.11 : 342,956.68 = 84,612.27 : x
  2. Step 2: Convert to fraction form
    228,799.11/342,956.68 = 84,612.27/x
  3. Step 3: Cross multiply
    228,799.11x = 342,956.68 × 84,612.27
  4. Step 4: Simplify right side
    228,799.11x = 29,018,343,206.46
  5. Step 5: Solve for x
    x = 29,018,343,206.46/228,799.11
  6. Step 6: Final answer
    x = 126,828.92

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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.