Home / 173,760.18-260,660.79-55,390.02

Finding the Fourth Proportional to 173,760.18, 260,660.79 and 55,390.02

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Solution

The fourth proportional to 173,760.18, 260,660.79 and 55,390.02 is: 83,091.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,760.18 : 260,660.79 = 55,390.02 : x
  2. Step 2: Convert to fraction form
    173,760.18/260,660.79 = 55,390.02/x
  3. Step 3: Cross multiply
    173,760.18x = 260,660.79 × 55,390.02
  4. Step 4: Simplify right side
    173,760.18x = 14,438,006,371.32
  5. Step 5: Solve for x
    x = 14,438,006,371.32/173,760.18
  6. Step 6: Final answer
    x = 83,091.57

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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.