Home / 103,844.31-143,304.96-56,097.51

Finding the Fourth Proportional to 103,844.31, 143,304.96 and 56,097.51

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Solution

The fourth proportional to 103,844.31, 143,304.96 and 56,097.51 is: 77,414.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,844.31 : 143,304.96 = 56,097.51 : x
  2. Step 2: Convert to fraction form
    103,844.31/143,304.96 = 56,097.51/x
  3. Step 3: Cross multiply
    103,844.31x = 143,304.96 × 56,097.51
  4. Step 4: Simplify right side
    103,844.31x = 8,039,051,426.65
  5. Step 5: Solve for x
    x = 8,039,051,426.65/103,844.31
  6. Step 6: Final answer
    x = 77,414.46

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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.