Home / 105,952.59-158,917.01-31,073.36

Finding the Fourth Proportional to 105,952.59, 158,917.01 and 31,073.36

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Solution

The fourth proportional to 105,952.59, 158,917.01 and 31,073.36 is: 46,606.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,952.59 : 158,917.01 = 31,073.36 : x
  2. Step 2: Convert to fraction form
    105,952.59/158,917.01 = 31,073.36/x
  3. Step 3: Cross multiply
    105,952.59x = 158,917.01 × 31,073.36
  4. Step 4: Simplify right side
    105,952.59x = 4,938,084,511.90
  5. Step 5: Solve for x
    x = 4,938,084,511.90/105,952.59
  6. Step 6: Final answer
    x = 46,606.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.