Home / 54,886.67-75,741.68-31,012.83

Finding the Fourth Proportional to 54,886.67, 75,741.68 and 31,012.83

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Solution

The fourth proportional to 54,886.67, 75,741.68 and 31,012.83 is: 42,796.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,886.67 : 75,741.68 = 31,012.83 : x
  2. Step 2: Convert to fraction form
    54,886.67/75,741.68 = 31,012.83/x
  3. Step 3: Cross multiply
    54,886.67x = 75,741.68 × 31,012.83
  4. Step 4: Simplify right side
    54,886.67x = 2,348,963,690.69
  5. Step 5: Solve for x
    x = 2,348,963,690.69/54,886.67
  6. Step 6: Final answer
    x = 42,796.62

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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.