Home / 185,616.10-278,497.05-73,277.20

Finding the Fourth Proportional to 185,616.10, 278,497.05 and 73,277.20

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Solution

The fourth proportional to 185,616.10, 278,497.05 and 73,277.20 is: 109,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,616.10 : 278,497.05 = 73,277.20 : x
  2. Step 2: Convert to fraction form
    185,616.10/278,497.05 = 73,277.20/x
  3. Step 3: Cross multiply
    185,616.10x = 278,497.05 × 73,277.20
  4. Step 4: Simplify right side
    185,616.10x = 20,407,484,032.26
  5. Step 5: Solve for x
    x = 20,407,484,032.26/185,616.10
  6. Step 6: Final answer
    x = 109,944.58

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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.