Home / 76,327.54-105,310.47-49,471.18

Finding the Fourth Proportional to 76,327.54, 105,310.47 and 49,471.18

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Solution

The fourth proportional to 76,327.54, 105,310.47 and 49,471.18 is: 68,256.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,327.54 : 105,310.47 = 49,471.18 : x
  2. Step 2: Convert to fraction form
    76,327.54/105,310.47 = 49,471.18/x
  3. Step 3: Cross multiply
    76,327.54x = 105,310.47 × 49,471.18
  4. Step 4: Simplify right side
    76,327.54x = 5,209,833,217.25
  5. Step 5: Solve for x
    x = 5,209,833,217.25/76,327.54
  6. Step 6: Final answer
    x = 68,256.27

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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.