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Finding the Fourth Proportional to 223,833.24, 308,880.54 and 123,224.76

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Solution

The fourth proportional to 223,833.24, 308,880.54 and 123,224.76 is: 170,045.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,833.24 : 308,880.54 = 123,224.76 : x
  2. Step 2: Convert to fraction form
    223,833.24/308,880.54 = 123,224.76/x
  3. Step 3: Cross multiply
    223,833.24x = 308,880.54 × 123,224.76
  4. Step 4: Simplify right side
    223,833.24x = 38,061,730,410.17
  5. Step 5: Solve for x
    x = 38,061,730,410.17/223,833.24
  6. Step 6: Final answer
    x = 170,045.03

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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.