Home / 143,868.18-198,479.49-95,492.82

Finding the Fourth Proportional to 143,868.18, 198,479.49 and 95,492.82

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Solution

The fourth proportional to 143,868.18, 198,479.49 and 95,492.82 is: 131,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,868.18 : 198,479.49 = 95,492.82 : x
  2. Step 2: Convert to fraction form
    143,868.18/198,479.49 = 95,492.82/x
  3. Step 3: Cross multiply
    143,868.18x = 198,479.49 × 95,492.82
  4. Step 4: Simplify right side
    143,868.18x = 18,953,366,212.26
  5. Step 5: Solve for x
    x = 18,953,366,212.26/143,868.18
  6. Step 6: Final answer
    x = 131,741.20

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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.