Home / 187,587.78-281,347.29-50,813.52

Finding the Fourth Proportional to 187,587.78, 281,347.29 and 50,813.52

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Solution

The fourth proportional to 187,587.78, 281,347.29 and 50,813.52 is: 76,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,587.78 : 281,347.29 = 50,813.52 : x
  2. Step 2: Convert to fraction form
    187,587.78/281,347.29 = 50,813.52/x
  3. Step 3: Cross multiply
    187,587.78x = 281,347.29 × 50,813.52
  4. Step 4: Simplify right side
    187,587.78x = 14,296,246,147.36
  5. Step 5: Solve for x
    x = 14,296,246,147.36/187,587.78
  6. Step 6: Final answer
    x = 76,210.97

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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.