Home / 52,273.46-72,143.57-31,052.81

Finding the Fourth Proportional to 52,273.46, 72,143.57 and 31,052.81

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Solution

The fourth proportional to 52,273.46, 72,143.57 and 31,052.81 is: 42,856.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,273.46 : 72,143.57 = 31,052.81 : x
  2. Step 2: Convert to fraction form
    52,273.46/72,143.57 = 31,052.81/x
  3. Step 3: Cross multiply
    52,273.46x = 72,143.57 × 31,052.81
  4. Step 4: Simplify right side
    52,273.46x = 2,240,260,829.92
  5. Step 5: Solve for x
    x = 2,240,260,829.92/52,273.46
  6. Step 6: Final answer
    x = 42,856.56

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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.