Home / 143,598.74-198,227.52-102,232.40

Finding the Fourth Proportional to 143,598.74, 198,227.52 and 102,232.40

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Solution

The fourth proportional to 143,598.74, 198,227.52 and 102,232.40 is: 141,124.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,598.74 : 198,227.52 = 102,232.40 : x
  2. Step 2: Convert to fraction form
    143,598.74/198,227.52 = 102,232.40/x
  3. Step 3: Cross multiply
    143,598.74x = 198,227.52 × 102,232.40
  4. Step 4: Simplify right side
    143,598.74x = 20,265,275,115.65
  5. Step 5: Solve for x
    x = 20,265,275,115.65/143,598.74
  6. Step 6: Final answer
    x = 141,124.32

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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.