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Finding the Fourth Proportional to 224,081.80, 313,947.80 and 224,081.80

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Solution

The fourth proportional to 224,081.80, 313,947.80 and 224,081.80 is: 313,947.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,081.80 : 313,947.80 = 224,081.80 : x
  2. Step 2: Convert to fraction form
    224,081.80/313,947.80 = 224,081.80/x
  3. Step 3: Cross multiply
    224,081.80x = 313,947.80 × 224,081.80
  4. Step 4: Simplify right side
    224,081.80x = 70,349,988,130.04
  5. Step 5: Solve for x
    x = 70,349,988,130.04/224,081.80
  6. Step 6: Final answer
    x = 313,947.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.