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Finding the Fourth Proportional to 173,839.70, 260,759.55 and 134,473.70

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Solution

The fourth proportional to 173,839.70, 260,759.55 and 134,473.70 is: 201,710.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,839.70 : 260,759.55 = 134,473.70 : x
  2. Step 2: Convert to fraction form
    173,839.70/260,759.55 = 134,473.70/x
  3. Step 3: Cross multiply
    173,839.70x = 260,759.55 × 134,473.70
  4. Step 4: Simplify right side
    173,839.70x = 35,065,301,498.84
  5. Step 5: Solve for x
    x = 35,065,301,498.84/173,839.70
  6. Step 6: Final answer
    x = 201,710.55

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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.