Home / 146,891.39-202,772.12-99,209.33

Finding the Fourth Proportional to 146,891.39, 202,772.12 and 99,209.33

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Solution

The fourth proportional to 146,891.39, 202,772.12 and 99,209.33 is: 136,950.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,891.39 : 202,772.12 = 99,209.33 : x
  2. Step 2: Convert to fraction form
    146,891.39/202,772.12 = 99,209.33/x
  3. Step 3: Cross multiply
    146,891.39x = 202,772.12 × 99,209.33
  4. Step 4: Simplify right side
    146,891.39x = 20,116,885,402.04
  5. Step 5: Solve for x
    x = 20,116,885,402.04/146,891.39
  6. Step 6: Final answer
    x = 136,950.74

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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.