Home / 185,928.04-278,203.02-111,088.90

Finding the Fourth Proportional to 185,928.04, 278,203.02 and 111,088.90

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Solution

The fourth proportional to 185,928.04, 278,203.02 and 111,088.90 is: 166,221.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,928.04 : 278,203.02 = 111,088.90 : x
  2. Step 2: Convert to fraction form
    185,928.04/278,203.02 = 111,088.90/x
  3. Step 3: Cross multiply
    185,928.04x = 278,203.02 × 111,088.90
  4. Step 4: Simplify right side
    185,928.04x = 30,905,267,468.48
  5. Step 5: Solve for x
    x = 30,905,267,468.48/185,928.04
  6. Step 6: Final answer
    x = 166,221.66

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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.