Home / 140,652.48-194,113.62-84,062.64

Finding the Fourth Proportional to 140,652.48, 194,113.62 and 84,062.64

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Solution

The fourth proportional to 140,652.48, 194,113.62 and 84,062.64 is: 116,014.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,652.48 : 194,113.62 = 84,062.64 : x
  2. Step 2: Convert to fraction form
    140,652.48/194,113.62 = 84,062.64/x
  3. Step 3: Cross multiply
    140,652.48x = 194,113.62 × 84,062.64
  4. Step 4: Simplify right side
    140,652.48x = 16,317,703,357.16
  5. Step 5: Solve for x
    x = 16,317,703,357.16/140,652.48
  6. Step 6: Final answer
    x = 116,014.33

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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.