Home / 313,051.19-469,595.39-120,927.06

Finding the Fourth Proportional to 313,051.19, 469,595.39 and 120,927.06

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Solution

The fourth proportional to 313,051.19, 469,595.39 and 120,927.06 is: 181,397.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,051.19 : 469,595.39 = 120,927.06 : x
  2. Step 2: Convert to fraction form
    313,051.19/469,595.39 = 120,927.06/x
  3. Step 3: Cross multiply
    313,051.19x = 469,595.39 × 120,927.06
  4. Step 4: Simplify right side
    313,051.19x = 56,786,789,297.62
  5. Step 5: Solve for x
    x = 56,786,789,297.62/313,051.19
  6. Step 6: Final answer
    x = 181,397.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.