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Finding the Fourth Proportional to 185,410.76, 255,865.30 and 104,854.10

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Solution

The fourth proportional to 185,410.76, 255,865.30 and 104,854.10 is: 144,697.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,410.76 : 255,865.30 = 104,854.10 : x
  2. Step 2: Convert to fraction form
    185,410.76/255,865.30 = 104,854.10/x
  3. Step 3: Cross multiply
    185,410.76x = 255,865.30 × 104,854.10
  4. Step 4: Simplify right side
    185,410.76x = 26,828,524,211.27
  5. Step 5: Solve for x
    x = 26,828,524,211.27/185,410.76
  6. Step 6: Final answer
    x = 144,697.78

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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.