Home / 185,630.80-278,477.94-73,252.36

Finding the Fourth Proportional to 185,630.80, 278,477.94 and 73,252.36

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Solution

The fourth proportional to 185,630.80, 278,477.94 and 73,252.36 is: 109,891.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,630.80 : 278,477.94 = 73,252.36 : x
  2. Step 2: Convert to fraction form
    185,630.80/278,477.94 = 73,252.36/x
  3. Step 3: Cross multiply
    185,630.80x = 278,477.94 × 73,252.36
  4. Step 4: Simplify right side
    185,630.80x = 20,399,166,312.94
  5. Step 5: Solve for x
    x = 20,399,166,312.94/185,630.80
  6. Step 6: Final answer
    x = 109,891.07

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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.