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Finding the Fourth Proportional to 173,839.40, 260,759.10 and 173,839.40

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Solution

The fourth proportional to 173,839.40, 260,759.10 and 173,839.40 is: 260,759.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,839.40 : 260,759.10 = 173,839.40 : x
  2. Step 2: Convert to fraction form
    173,839.40/260,759.10 = 173,839.40/x
  3. Step 3: Cross multiply
    173,839.40x = 260,759.10 × 173,839.40
  4. Step 4: Simplify right side
    173,839.40x = 45,330,205,488.54
  5. Step 5: Solve for x
    x = 45,330,205,488.54/173,839.40
  6. Step 6: Final answer
    x = 260,759.10

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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.