Home / 178,816.44-268,298.10-85,262.52

Finding the Fourth Proportional to 178,816.44, 268,298.10 and 85,262.52

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Solution

The fourth proportional to 178,816.44, 268,298.10 and 85,262.52 is: 127,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,816.44 : 268,298.10 = 85,262.52 : x
  2. Step 2: Convert to fraction form
    178,816.44/268,298.10 = 85,262.52/x
  3. Step 3: Cross multiply
    178,816.44x = 268,298.10 × 85,262.52
  4. Step 4: Simplify right side
    178,816.44x = 22,875,772,117.21
  5. Step 5: Solve for x
    x = 22,875,772,117.21/178,816.44
  6. Step 6: Final answer
    x = 127,928.80

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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.