Home / 54,463.79-75,159.56-31,493.07

Finding the Fourth Proportional to 54,463.79, 75,159.56 and 31,493.07

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Solution

The fourth proportional to 54,463.79, 75,159.56 and 31,493.07 is: 43,460.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,463.79 : 75,159.56 = 31,493.07 : x
  2. Step 2: Convert to fraction form
    54,463.79/75,159.56 = 31,493.07/x
  3. Step 3: Cross multiply
    54,463.79x = 75,159.56 × 31,493.07
  4. Step 4: Simplify right side
    54,463.79x = 2,367,005,362.98
  5. Step 5: Solve for x
    x = 2,367,005,362.98/54,463.79
  6. Step 6: Final answer
    x = 43,460.16

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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.