Home / 83,842.34-115,718.85-48,056.33

Finding the Fourth Proportional to 83,842.34, 115,718.85 and 48,056.33

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Solution

The fourth proportional to 83,842.34, 115,718.85 and 48,056.33 is: 66,327.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,842.34 : 115,718.85 = 48,056.33 : x
  2. Step 2: Convert to fraction form
    83,842.34/115,718.85 = 48,056.33/x
  3. Step 3: Cross multiply
    83,842.34x = 115,718.85 × 48,056.33
  4. Step 4: Simplify right side
    83,842.34x = 5,561,022,664.23
  5. Step 5: Solve for x
    x = 5,561,022,664.23/83,842.34
  6. Step 6: Final answer
    x = 66,327.14

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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.