Home / 185,828.57-278,726.44-67,500.93

Finding the Fourth Proportional to 185,828.57, 278,726.44 and 67,500.93

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Solution

The fourth proportional to 185,828.57, 278,726.44 and 67,500.93 is: 101,245.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,828.57 : 278,726.44 = 67,500.93 : x
  2. Step 2: Convert to fraction form
    185,828.57/278,726.44 = 67,500.93/x
  3. Step 3: Cross multiply
    185,828.57x = 278,726.44 × 67,500.93
  4. Step 4: Simplify right side
    185,828.57x = 18,814,293,578.08
  5. Step 5: Solve for x
    x = 18,814,293,578.08/185,828.57
  6. Step 6: Final answer
    x = 101,245.43

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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.