Home / 170,927.41-256,388.28-65,769.16

Finding the Fourth Proportional to 170,927.41, 256,388.28 and 65,769.16

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Solution

The fourth proportional to 170,927.41, 256,388.28 and 65,769.16 is: 98,652.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,927.41 : 256,388.28 = 65,769.16 : x
  2. Step 2: Convert to fraction form
    170,927.41/256,388.28 = 65,769.16/x
  3. Step 3: Cross multiply
    170,927.41x = 256,388.28 × 65,769.16
  4. Step 4: Simplify right side
    170,927.41x = 16,862,441,809.44
  5. Step 5: Solve for x
    x = 16,862,441,809.44/170,927.41
  6. Step 6: Final answer
    x = 98,652.65

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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.