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Finding the Fourth Proportional to 172,449.98, 260,294.67 and 172,449.98

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Solution

The fourth proportional to 172,449.98, 260,294.67 and 172,449.98 is: 260,294.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,449.98 : 260,294.67 = 172,449.98 : x
  2. Step 2: Convert to fraction form
    172,449.98/260,294.67 = 172,449.98/x
  3. Step 3: Cross multiply
    172,449.98x = 260,294.67 × 172,449.98
  4. Step 4: Simplify right side
    172,449.98x = 44,887,810,310.24
  5. Step 5: Solve for x
    x = 44,887,810,310.24/172,449.98
  6. Step 6: Final answer
    x = 260,294.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.