Home / 54,718.82-75,510.96-30,845.51

Finding the Fourth Proportional to 54,718.82, 75,510.96 and 30,845.51

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Solution

The fourth proportional to 54,718.82, 75,510.96 and 30,845.51 is: 42,566.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,718.82 : 75,510.96 = 30,845.51 : x
  2. Step 2: Convert to fraction form
    54,718.82/75,510.96 = 30,845.51/x
  3. Step 3: Cross multiply
    54,718.82x = 75,510.96 × 30,845.51
  4. Step 4: Simplify right side
    54,718.82x = 2,329,173,948.48
  5. Step 5: Solve for x
    x = 2,329,173,948.48/54,718.82
  6. Step 6: Final answer
    x = 42,566.23

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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.