Home / 174,510.20-261,806.30-56,177.10

Finding the Fourth Proportional to 174,510.20, 261,806.30 and 56,177.10

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Solution

The fourth proportional to 174,510.20, 261,806.30 and 56,177.10 is: 84,278.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,510.20 : 261,806.30 = 56,177.10 : x
  2. Step 2: Convert to fraction form
    174,510.20/261,806.30 = 56,177.10/x
  3. Step 3: Cross multiply
    174,510.20x = 261,806.30 × 56,177.10
  4. Step 4: Simplify right side
    174,510.20x = 14,707,518,695.73
  5. Step 5: Solve for x
    x = 14,707,518,695.73/174,510.20
  6. Step 6: Final answer
    x = 84,278.85

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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.