Home / 143,636.23-216,529.96-134,002.49

Finding the Fourth Proportional to 143,636.23, 216,529.96 and 134,002.49

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Solution

The fourth proportional to 143,636.23, 216,529.96 and 134,002.49 is: 202,007.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,636.23 : 216,529.96 = 134,002.49 : x
  2. Step 2: Convert to fraction form
    143,636.23/216,529.96 = 134,002.49/x
  3. Step 3: Cross multiply
    143,636.23x = 216,529.96 × 134,002.49
  4. Step 4: Simplify right side
    143,636.23x = 29,015,553,799.60
  5. Step 5: Solve for x
    x = 29,015,553,799.60/143,636.23
  6. Step 6: Final answer
    x = 202,007.21

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.