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Finding the Fourth Proportional to 173,898.70, 260,848.05 and 165,733.90

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Solution

The fourth proportional to 173,898.70, 260,848.05 and 165,733.90 is: 248,600.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,898.70 : 260,848.05 = 165,733.90 : x
  2. Step 2: Convert to fraction form
    173,898.70/260,848.05 = 165,733.90/x
  3. Step 3: Cross multiply
    173,898.70x = 260,848.05 × 165,733.90
  4. Step 4: Simplify right side
    173,898.70x = 43,231,364,633.90
  5. Step 5: Solve for x
    x = 43,231,364,633.90/173,898.70
  6. Step 6: Final answer
    x = 248,600.85

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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.