Home / 45,886.39-68,783.11-31,096.80

Finding the Fourth Proportional to 45,886.39, 68,783.11 and 31,096.80

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Solution

The fourth proportional to 45,886.39, 68,783.11 and 31,096.80 is: 46,613.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,886.39 : 68,783.11 = 31,096.80 : x
  2. Step 2: Convert to fraction form
    45,886.39/68,783.11 = 31,096.80/x
  3. Step 3: Cross multiply
    45,886.39x = 68,783.11 × 31,096.80
  4. Step 4: Simplify right side
    45,886.39x = 2,138,934,537.31
  5. Step 5: Solve for x
    x = 2,138,934,537.31/45,886.39
  6. Step 6: Final answer
    x = 46,613.71

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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.