Home / 143,098.80-197,373.76-88,633.36

Finding the Fourth Proportional to 143,098.80, 197,373.76 and 88,633.36

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Solution

The fourth proportional to 143,098.80, 197,373.76 and 88,633.36 is: 122,250.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,098.80 : 197,373.76 = 88,633.36 : x
  2. Step 2: Convert to fraction form
    143,098.80/197,373.76 = 88,633.36/x
  3. Step 3: Cross multiply
    143,098.80x = 197,373.76 × 88,633.36
  4. Step 4: Simplify right side
    143,098.80x = 17,493,899,524.63
  5. Step 5: Solve for x
    x = 17,493,899,524.63/143,098.80
  6. Step 6: Final answer
    x = 122,250.50

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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.