Home / 337,738.14-506,746.80-148,100.40

Finding the Fourth Proportional to 337,738.14, 506,746.80 and 148,100.40

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Solution

The fourth proportional to 337,738.14, 506,746.80 and 148,100.40 is: 222,211.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,738.14 : 506,746.80 = 148,100.40 : x
  2. Step 2: Convert to fraction form
    337,738.14/506,746.80 = 148,100.40/x
  3. Step 3: Cross multiply
    337,738.14x = 506,746.80 × 148,100.40
  4. Step 4: Simplify right side
    337,738.14x = 75,049,403,778.72
  5. Step 5: Solve for x
    x = 75,049,403,778.72/337,738.14
  6. Step 6: Final answer
    x = 222,211.81

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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.