Home / 124,280.28-186,450.66-40,040.82

Finding the Fourth Proportional to 124,280.28, 186,450.66 and 40,040.82

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Solution

The fourth proportional to 124,280.28, 186,450.66 and 40,040.82 is: 60,070.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,280.28 : 186,450.66 = 40,040.82 : x
  2. Step 2: Convert to fraction form
    124,280.28/186,450.66 = 40,040.82/x
  3. Step 3: Cross multiply
    124,280.28x = 186,450.66 × 40,040.82
  4. Step 4: Simplify right side
    124,280.28x = 7,465,637,315.94
  5. Step 5: Solve for x
    x = 7,465,637,315.94/124,280.28
  6. Step 6: Final answer
    x = 60,070.97

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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.