Home / 147,286.86-220,923.96-47,444.82

Finding the Fourth Proportional to 147,286.86, 220,923.96 and 47,444.82

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Solution

The fourth proportional to 147,286.86, 220,923.96 and 47,444.82 is: 71,165.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,286.86 : 220,923.96 = 47,444.82 : x
  2. Step 2: Convert to fraction form
    147,286.86/220,923.96 = 47,444.82/x
  3. Step 3: Cross multiply
    147,286.86x = 220,923.96 × 47,444.82
  4. Step 4: Simplify right side
    147,286.86x = 10,481,697,515.89
  5. Step 5: Solve for x
    x = 10,481,697,515.89/147,286.86
  6. Step 6: Final answer
    x = 71,165.19

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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.