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Finding the Fourth Proportional to 173,288.82, 239,140.40 and 101,670.04

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Solution

The fourth proportional to 173,288.82, 239,140.40 and 101,670.04 is: 140,305.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,288.82 : 239,140.40 = 101,670.04 : x
  2. Step 2: Convert to fraction form
    173,288.82/239,140.40 = 101,670.04/x
  3. Step 3: Cross multiply
    173,288.82x = 239,140.40 × 101,670.04
  4. Step 4: Simplify right side
    173,288.82x = 24,313,413,050.92
  5. Step 5: Solve for x
    x = 24,313,413,050.92/173,288.82
  6. Step 6: Final answer
    x = 140,305.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.