Home / 187,952.58-281,923.47-69,621.30

Finding the Fourth Proportional to 187,952.58, 281,923.47 and 69,621.30

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Solution

The fourth proportional to 187,952.58, 281,923.47 and 69,621.30 is: 104,429.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,952.58 : 281,923.47 = 69,621.30 : x
  2. Step 2: Convert to fraction form
    187,952.58/281,923.47 = 69,621.30/x
  3. Step 3: Cross multiply
    187,952.58x = 281,923.47 × 69,621.30
  4. Step 4: Simplify right side
    187,952.58x = 19,627,878,481.91
  5. Step 5: Solve for x
    x = 19,627,878,481.91/187,952.58
  6. Step 6: Final answer
    x = 104,429.95

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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.