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Finding the Fourth Proportional to 173,821.45, 260,732.18 and 173,821.45

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Solution

The fourth proportional to 173,821.45, 260,732.18 and 173,821.45 is: 260,732.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,821.45 : 260,732.18 = 173,821.45 : x
  2. Step 2: Convert to fraction form
    173,821.45/260,732.18 = 173,821.45/x
  3. Step 3: Cross multiply
    173,821.45x = 260,732.18 × 173,821.45
  4. Step 4: Simplify right side
    173,821.45x = 45,320,845,589.26
  5. Step 5: Solve for x
    x = 45,320,845,589.26/173,821.45
  6. Step 6: Final answer
    x = 260,732.18

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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.