Home / 232,128.56-320,337.24-131,526.56

Finding the Fourth Proportional to 232,128.56, 320,337.24 and 131,526.56

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Solution

The fourth proportional to 232,128.56, 320,337.24 and 131,526.56 is: 181,506.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,128.56 : 320,337.24 = 131,526.56 : x
  2. Step 2: Convert to fraction form
    232,128.56/320,337.24 = 131,526.56/x
  3. Step 3: Cross multiply
    232,128.56x = 320,337.24 × 131,526.56
  4. Step 4: Simplify right side
    232,128.56x = 42,132,855,217.09
  5. Step 5: Solve for x
    x = 42,132,855,217.09/232,128.56
  6. Step 6: Final answer
    x = 181,506.55

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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.