Home / 143,946.80-198,682.17-98,082.26

Finding the Fourth Proportional to 143,946.80, 198,682.17 and 98,082.26

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Solution

The fourth proportional to 143,946.80, 198,682.17 and 98,082.26 is: 135,377.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,946.80 : 198,682.17 = 98,082.26 : x
  2. Step 2: Convert to fraction form
    143,946.80/198,682.17 = 98,082.26/x
  3. Step 3: Cross multiply
    143,946.80x = 198,682.17 × 98,082.26
  4. Step 4: Simplify right side
    143,946.80x = 19,487,196,255.30
  5. Step 5: Solve for x
    x = 19,487,196,255.30/143,946.80
  6. Step 6: Final answer
    x = 135,377.77

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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.