Home / 54,964.22-75,837.99-31,085.72

Finding the Fourth Proportional to 54,964.22, 75,837.99 and 31,085.72

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Solution

The fourth proportional to 54,964.22, 75,837.99 and 31,085.72 is: 42,891.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,964.22 : 75,837.99 = 31,085.72 : x
  2. Step 2: Convert to fraction form
    54,964.22/75,837.99 = 31,085.72/x
  3. Step 3: Cross multiply
    54,964.22x = 75,837.99 × 31,085.72
  4. Step 4: Simplify right side
    54,964.22x = 2,357,478,522.50
  5. Step 5: Solve for x
    x = 2,357,478,522.50/54,964.22
  6. Step 6: Final answer
    x = 42,891.15

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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.