Home / 173,036.71-259,529.14-143,643.43

Finding the Fourth Proportional to 173,036.71, 259,529.14 and 143,643.43

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Solution

The fourth proportional to 173,036.71, 259,529.14 and 143,643.43 is: 215,443.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,036.71 : 259,529.14 = 143,643.43 : x
  2. Step 2: Convert to fraction form
    173,036.71/259,529.14 = 143,643.43/x
  3. Step 3: Cross multiply
    173,036.71x = 259,529.14 × 143,643.43
  4. Step 4: Simplify right side
    173,036.71x = 37,279,655,854.55
  5. Step 5: Solve for x
    x = 37,279,655,854.55/173,036.71
  6. Step 6: Final answer
    x = 215,443.62

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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.