Home / 312,590.03-468,871.97-132,626.07

Finding the Fourth Proportional to 312,590.03, 468,871.97 and 132,626.07

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Solution

The fourth proportional to 312,590.03, 468,871.97 and 132,626.07 is: 198,933.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,590.03 : 468,871.97 = 132,626.07 : x
  2. Step 2: Convert to fraction form
    312,590.03/468,871.97 = 132,626.07/x
  3. Step 3: Cross multiply
    312,590.03x = 468,871.97 × 132,626.07
  4. Step 4: Simplify right side
    312,590.03x = 62,184,646,051.13
  5. Step 5: Solve for x
    x = 62,184,646,051.13/312,590.03
  6. Step 6: Final answer
    x = 198,933.56

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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.