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Finding the Fourth Proportional to 170,713.31, 256,102.93 and 65,524.07

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Solution

The fourth proportional to 170,713.31, 256,102.93 and 65,524.07 is: 98,298.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,713.31 : 256,102.93 = 65,524.07 : x
  2. Step 2: Convert to fraction form
    170,713.31/256,102.93 = 65,524.07/x
  3. Step 3: Cross multiply
    170,713.31x = 256,102.93 × 65,524.07
  4. Step 4: Simplify right side
    170,713.31x = 16,780,907,034.69
  5. Step 5: Solve for x
    x = 16,780,907,034.69/170,713.31
  6. Step 6: Final answer
    x = 98,298.76

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1.5x scale

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.