Home / 235,512.86-324,869.38-148,159.05

Finding the Fourth Proportional to 235,512.86, 324,869.38 and 148,159.05

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Solution

The fourth proportional to 235,512.86, 324,869.38 and 148,159.05 is: 204,372.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,512.86 : 324,869.38 = 148,159.05 : x
  2. Step 2: Convert to fraction form
    235,512.86/324,869.38 = 148,159.05/x
  3. Step 3: Cross multiply
    235,512.86x = 324,869.38 × 148,159.05
  4. Step 4: Simplify right side
    235,512.86x = 48,132,337,126.23
  5. Step 5: Solve for x
    x = 48,132,337,126.23/235,512.86
  6. Step 6: Final answer
    x = 204,372.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.