Home / 75,081.56-103,612.52-41,090.06

Finding the Fourth Proportional to 75,081.56, 103,612.52 and 41,090.06

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Solution

The fourth proportional to 75,081.56, 103,612.52 and 41,090.06 is: 56,704.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,081.56 : 103,612.52 = 41,090.06 : x
  2. Step 2: Convert to fraction form
    75,081.56/103,612.52 = 41,090.06/x
  3. Step 3: Cross multiply
    75,081.56x = 103,612.52 × 41,090.06
  4. Step 4: Simplify right side
    75,081.56x = 4,257,444,663.55
  5. Step 5: Solve for x
    x = 4,257,444,663.55/75,081.56
  6. Step 6: Final answer
    x = 56,704.26

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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.