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Finding the Fourth Proportional to 144,954.80, 200,059.49 and 88,398.98

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Solution

The fourth proportional to 144,954.80, 200,059.49 and 88,398.98 is: 122,003.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,954.80 : 200,059.49 = 88,398.98 : x
  2. Step 2: Convert to fraction form
    144,954.80/200,059.49 = 88,398.98/x
  3. Step 3: Cross multiply
    144,954.80x = 200,059.49 × 88,398.98
  4. Step 4: Simplify right side
    144,954.80x = 17,685,054,494.75
  5. Step 5: Solve for x
    x = 17,685,054,494.75/144,954.80
  6. Step 6: Final answer
    x = 122,003.93

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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.