Home / 56,112.32-84,172.96-32,741.12

Finding the Fourth Proportional to 56,112.32, 84,172.96 and 32,741.12

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Solution

The fourth proportional to 56,112.32, 84,172.96 and 32,741.12 is: 49,114.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,112.32 : 84,172.96 = 32,741.12 : x
  2. Step 2: Convert to fraction form
    56,112.32/84,172.96 = 32,741.12/x
  3. Step 3: Cross multiply
    56,112.32x = 84,172.96 × 32,741.12
  4. Step 4: Simplify right side
    56,112.32x = 2,755,916,984.12
  5. Step 5: Solve for x
    x = 2,755,916,984.12/56,112.32
  6. Step 6: Final answer
    x = 49,114.29

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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.