Home / 136,482.38-188,351.51-76,053.09

Finding the Fourth Proportional to 136,482.38, 188,351.51 and 76,053.09

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Solution

The fourth proportional to 136,482.38, 188,351.51 and 76,053.09 is: 104,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,482.38 : 188,351.51 = 76,053.09 : x
  2. Step 2: Convert to fraction form
    136,482.38/188,351.51 = 76,053.09/x
  3. Step 3: Cross multiply
    136,482.38x = 188,351.51 × 76,053.09
  4. Step 4: Simplify right side
    136,482.38x = 14,324,714,341.67
  5. Step 5: Solve for x
    x = 14,324,714,341.67/136,482.38
  6. Step 6: Final answer
    x = 104,956.51

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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.