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Finding the Fourth Proportional to 144,955.38, 200,060.30 and 88,399.56

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Solution

The fourth proportional to 144,955.38, 200,060.30 and 88,399.56 is: 122,004.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,955.38 : 200,060.30 = 88,399.56 : x
  2. Step 2: Convert to fraction form
    144,955.38/200,060.30 = 88,399.56/x
  3. Step 3: Cross multiply
    144,955.38x = 200,060.30 × 88,399.56
  4. Step 4: Simplify right side
    144,955.38x = 17,685,242,493.47
  5. Step 5: Solve for x
    x = 17,685,242,493.47/144,955.38
  6. Step 6: Final answer
    x = 122,004.73

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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.