Home / 106,181.28-159,382.69-47,058.57

Finding the Fourth Proportional to 106,181.28, 159,382.69 and 47,058.57

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Solution

The fourth proportional to 106,181.28, 159,382.69 and 47,058.57 is: 70,636.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,181.28 : 159,382.69 = 47,058.57 : x
  2. Step 2: Convert to fraction form
    106,181.28/159,382.69 = 47,058.57/x
  3. Step 3: Cross multiply
    106,181.28x = 159,382.69 × 47,058.57
  4. Step 4: Simplify right side
    106,181.28x = 7,500,321,356.51
  5. Step 5: Solve for x
    x = 7,500,321,356.51/106,181.28
  6. Step 6: Final answer
    x = 70,636.95

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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.