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Finding the Fourth Proportional to 173,797, 260,116.88 and 131,443.72

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Solution

The fourth proportional to 173,797, 260,116.88 and 131,443.72 is: 196,727.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,797 : 260,116.88 = 131,443.72 : x
  2. Step 2: Convert to fraction form
    173,797/260,116.88 = 131,443.72/x
  3. Step 3: Cross multiply
    173,797x = 260,116.88 × 131,443.72
  4. Step 4: Simplify right side
    173,797x = 34,190,730,341.99
  5. Step 5: Solve for x
    x = 34,190,730,341.99/173,797
  6. Step 6: Final answer
    x = 196,727.97

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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.