Home / 45,231.80-62,468.70-35,278.52

Finding the Fourth Proportional to 45,231.80, 62,468.70 and 35,278.52

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Solution

The fourth proportional to 45,231.80, 62,468.70 and 35,278.52 is: 48,722.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,231.80 : 62,468.70 = 35,278.52 : x
  2. Step 2: Convert to fraction form
    45,231.80/62,468.70 = 35,278.52/x
  3. Step 3: Cross multiply
    45,231.80x = 62,468.70 × 35,278.52
  4. Step 4: Simplify right side
    45,231.80x = 2,203,803,282.32
  5. Step 5: Solve for x
    x = 2,203,803,282.32/45,231.80
  6. Step 6: Final answer
    x = 48,722.43

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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.