Home / 143,558.73-215,179.52-59,272.43

Finding the Fourth Proportional to 143,558.73, 215,179.52 and 59,272.43

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Solution

The fourth proportional to 143,558.73, 215,179.52 and 59,272.43 is: 88,843.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,558.73 : 215,179.52 = 59,272.43 : x
  2. Step 2: Convert to fraction form
    143,558.73/215,179.52 = 59,272.43/x
  3. Step 3: Cross multiply
    143,558.73x = 215,179.52 × 59,272.43
  4. Step 4: Simplify right side
    143,558.73x = 12,754,211,960.74
  5. Step 5: Solve for x
    x = 12,754,211,960.74/143,558.73
  6. Step 6: Final answer
    x = 88,843.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.