Home / 124,301.70-186,343.20-74,401.65

Finding the Fourth Proportional to 124,301.70, 186,343.20 and 74,401.65

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Solution

The fourth proportional to 124,301.70, 186,343.20 and 74,401.65 is: 111,537.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,301.70 : 186,343.20 = 74,401.65 : x
  2. Step 2: Convert to fraction form
    124,301.70/186,343.20 = 74,401.65/x
  3. Step 3: Cross multiply
    124,301.70x = 186,343.20 × 74,401.65
  4. Step 4: Simplify right side
    124,301.70x = 13,864,241,546.28
  5. Step 5: Solve for x
    x = 13,864,241,546.28/124,301.70
  6. Step 6: Final answer
    x = 111,537.02

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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.