Home / 105,934.96-158,943.66-46,729

Finding the Fourth Proportional to 105,934.96, 158,943.66 and 46,729

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Solution

The fourth proportional to 105,934.96, 158,943.66 and 46,729 is: 70,111.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,934.96 : 158,943.66 = 46,729 : x
  2. Step 2: Convert to fraction form
    105,934.96/158,943.66 = 46,729/x
  3. Step 3: Cross multiply
    105,934.96x = 158,943.66 × 46,729
  4. Step 4: Simplify right side
    105,934.96x = 7,427,278,288.14
  5. Step 5: Solve for x
    x = 7,427,278,288.14/105,934.96
  6. Step 6: Final answer
    x = 70,111.68

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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.