Home / 232,253.12-320,509.08-131,651.12

Finding the Fourth Proportional to 232,253.12, 320,509.08 and 131,651.12

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Solution

The fourth proportional to 232,253.12, 320,509.08 and 131,651.12 is: 181,678.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,253.12 : 320,509.08 = 131,651.12 : x
  2. Step 2: Convert to fraction form
    232,253.12/320,509.08 = 131,651.12/x
  3. Step 3: Cross multiply
    232,253.12x = 320,509.08 × 131,651.12
  4. Step 4: Simplify right side
    232,253.12x = 42,195,379,352.17
  5. Step 5: Solve for x
    x = 42,195,379,352.17/232,253.12
  6. Step 6: Final answer
    x = 181,678.42

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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.