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Finding the Fourth Proportional to 225,220.34, 337,928.52 and 141,173.12

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Solution

The fourth proportional to 225,220.34, 337,928.52 and 141,173.12 is: 211,821.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,220.34 : 337,928.52 = 141,173.12 : x
  2. Step 2: Convert to fraction form
    225,220.34/337,928.52 = 141,173.12/x
  3. Step 3: Cross multiply
    225,220.34x = 337,928.52 × 141,173.12
  4. Step 4: Simplify right side
    225,220.34x = 47,706,423,505.38
  5. Step 5: Solve for x
    x = 47,706,423,505.38/225,220.34
  6. Step 6: Final answer
    x = 211,821.11

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1.5x scale

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.