Home / 187,542.72-281,362.41-67,594.88

Finding the Fourth Proportional to 187,542.72, 281,362.41 and 67,594.88

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Solution

The fourth proportional to 187,542.72, 281,362.41 and 67,594.88 is: 101,409.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,542.72 : 281,362.41 = 67,594.88 : x
  2. Step 2: Convert to fraction form
    187,542.72/281,362.41 = 67,594.88/x
  3. Step 3: Cross multiply
    187,542.72x = 281,362.41 × 67,594.88
  4. Step 4: Simplify right side
    187,542.72x = 19,018,658,002.49
  5. Step 5: Solve for x
    x = 19,018,658,002.49/187,542.72
  6. Step 6: Final answer
    x = 101,409.74

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1.5x scale

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.