Home / 54,933.32-75,807.72-31,060.04

Finding the Fourth Proportional to 54,933.32, 75,807.72 and 31,060.04

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Solution

The fourth proportional to 54,933.32, 75,807.72 and 31,060.04 is: 42,862.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,933.32 : 75,807.72 = 31,060.04 : x
  2. Step 2: Convert to fraction form
    54,933.32/75,807.72 = 31,060.04/x
  3. Step 3: Cross multiply
    54,933.32x = 75,807.72 × 31,060.04
  4. Step 4: Simplify right side
    54,933.32x = 2,354,590,815.51
  5. Step 5: Solve for x
    x = 2,354,590,815.51/54,933.32
  6. Step 6: Final answer
    x = 42,862.71

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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.