Home / 54,954.04-75,840.66-31,083.16

Finding the Fourth Proportional to 54,954.04, 75,840.66 and 31,083.16

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Solution

The fourth proportional to 54,954.04, 75,840.66 and 31,083.16 is: 42,897.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,954.04 : 75,840.66 = 31,083.16 : x
  2. Step 2: Convert to fraction form
    54,954.04/75,840.66 = 31,083.16/x
  3. Step 3: Cross multiply
    54,954.04x = 75,840.66 × 31,083.16
  4. Step 4: Simplify right side
    54,954.04x = 2,357,367,369.29
  5. Step 5: Solve for x
    x = 2,357,367,369.29/54,954.04
  6. Step 6: Final answer
    x = 42,897.07

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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.