Home / 102,016.44-140,795.82-57,313.08

Finding the Fourth Proportional to 102,016.44, 140,795.82 and 57,313.08

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Solution

The fourth proportional to 102,016.44, 140,795.82 and 57,313.08 is: 79,099.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,016.44 : 140,795.82 = 57,313.08 : x
  2. Step 2: Convert to fraction form
    102,016.44/140,795.82 = 57,313.08/x
  3. Step 3: Cross multiply
    102,016.44x = 140,795.82 × 57,313.08
  4. Step 4: Simplify right side
    102,016.44x = 8,069,442,095.33
  5. Step 5: Solve for x
    x = 8,069,442,095.33/102,016.44
  6. Step 6: Final answer
    x = 79,099.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.