Home / 223,834.24-308,881.92-123,225.76

Finding the Fourth Proportional to 223,834.24, 308,881.92 and 123,225.76

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Solution

The fourth proportional to 223,834.24, 308,881.92 and 123,225.76 is: 170,046.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,834.24 : 308,881.92 = 123,225.76 : x
  2. Step 2: Convert to fraction form
    223,834.24/308,881.92 = 123,225.76/x
  3. Step 3: Cross multiply
    223,834.24x = 308,881.92 × 123,225.76
  4. Step 4: Simplify right side
    223,834.24x = 38,062,209,342.26
  5. Step 5: Solve for x
    x = 38,062,209,342.26/223,834.24
  6. Step 6: Final answer
    x = 170,046.41

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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.