Home / 124,151.36-186,081.18-57,450.62

Finding the Fourth Proportional to 124,151.36, 186,081.18 and 57,450.62

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Solution

The fourth proportional to 124,151.36, 186,081.18 and 57,450.62 is: 86,108.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,151.36 : 186,081.18 = 57,450.62 : x
  2. Step 2: Convert to fraction form
    124,151.36/186,081.18 = 57,450.62/x
  3. Step 3: Cross multiply
    124,151.36x = 186,081.18 × 57,450.62
  4. Step 4: Simplify right side
    124,151.36x = 10,690,479,161.33
  5. Step 5: Solve for x
    x = 10,690,479,161.33/124,151.36
  6. Step 6: Final answer
    x = 86,108.43

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1.5x scale

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.