Home / 124,834.29-187,233-45,930.16

Finding the Fourth Proportional to 124,834.29, 187,233 and 45,930.16

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Solution

The fourth proportional to 124,834.29, 187,233 and 45,930.16 is: 68,888.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,834.29 : 187,233 = 45,930.16 : x
  2. Step 2: Convert to fraction form
    124,834.29/187,233 = 45,930.16/x
  3. Step 3: Cross multiply
    124,834.29x = 187,233 × 45,930.16
  4. Step 4: Simplify right side
    124,834.29x = 8,599,641,647.28
  5. Step 5: Solve for x
    x = 8,599,641,647.28/124,834.29
  6. Step 6: Final answer
    x = 68,888.46

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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.