Home / 247,012.13-340,877.97-133,834.88

Finding the Fourth Proportional to 247,012.13, 340,877.97 and 133,834.88

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Solution

The fourth proportional to 247,012.13, 340,877.97 and 133,834.88 is: 184,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,012.13 : 340,877.97 = 133,834.88 : x
  2. Step 2: Convert to fraction form
    247,012.13/340,877.97 = 133,834.88/x
  3. Step 3: Cross multiply
    247,012.13x = 340,877.97 × 133,834.88
  4. Step 4: Simplify right side
    247,012.13x = 45,621,363,061.79
  5. Step 5: Solve for x
    x = 45,621,363,061.79/247,012.13
  6. Step 6: Final answer
    x = 184,692.80

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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.