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Finding the Fourth Proportional to 183,448.92, 253,052.25 and 115,358.10

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Solution

The fourth proportional to 183,448.92, 253,052.25 and 115,358.10 is: 159,126.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,448.92 : 253,052.25 = 115,358.10 : x
  2. Step 2: Convert to fraction form
    183,448.92/253,052.25 = 115,358.10/x
  3. Step 3: Cross multiply
    183,448.92x = 253,052.25 × 115,358.10
  4. Step 4: Simplify right side
    183,448.92x = 29,191,626,760.73
  5. Step 5: Solve for x
    x = 29,191,626,760.73/183,448.92
  6. Step 6: Final answer
    x = 159,126.73

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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.