Home / 47,944.81-71,917.07-47,875.56

Finding the Fourth Proportional to 47,944.81, 71,917.07 and 47,875.56

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Solution

The fourth proportional to 47,944.81, 71,917.07 and 47,875.56 is: 71,813.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,944.81 : 71,917.07 = 47,875.56 : x
  2. Step 2: Convert to fraction form
    47,944.81/71,917.07 = 47,875.56/x
  3. Step 3: Cross multiply
    47,944.81x = 71,917.07 × 47,875.56
  4. Step 4: Simplify right side
    47,944.81x = 3,443,069,490.74
  5. Step 5: Solve for x
    x = 3,443,069,490.74/47,944.81
  6. Step 6: Final answer
    x = 71,813.18

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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.