Home / 187,468.19-281,296.60-75,228.62

Finding the Fourth Proportional to 187,468.19, 281,296.60 and 75,228.62

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Solution

The fourth proportional to 187,468.19, 281,296.60 and 75,228.62 is: 112,880.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,468.19 : 281,296.60 = 75,228.62 : x
  2. Step 2: Convert to fraction form
    187,468.19/281,296.60 = 75,228.62/x
  3. Step 3: Cross multiply
    187,468.19x = 281,296.60 × 75,228.62
  4. Step 4: Simplify right side
    187,468.19x = 21,161,553,434.14
  5. Step 5: Solve for x
    x = 21,161,553,434.14/187,468.19
  6. Step 6: Final answer
    x = 112,880.77

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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.