Home / 55,845.90-77,049.96-31,968.12

Finding the Fourth Proportional to 55,845.90, 77,049.96 and 31,968.12

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Solution

The fourth proportional to 55,845.90, 77,049.96 and 31,968.12 is: 44,106.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,845.90 : 77,049.96 = 31,968.12 : x
  2. Step 2: Convert to fraction form
    55,845.90/77,049.96 = 31,968.12/x
  3. Step 3: Cross multiply
    55,845.90x = 77,049.96 × 31,968.12
  4. Step 4: Simplify right side
    55,845.90x = 2,463,142,367.28
  5. Step 5: Solve for x
    x = 2,463,142,367.28/55,845.90
  6. Step 6: Final answer
    x = 44,106.06

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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.