Home / 71,288.16-98,389.85-41,068.07

Finding the Fourth Proportional to 71,288.16, 98,389.85 and 41,068.07

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Solution

The fourth proportional to 71,288.16, 98,389.85 and 41,068.07 is: 56,680.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,288.16 : 98,389.85 = 41,068.07 : x
  2. Step 2: Convert to fraction form
    71,288.16/98,389.85 = 41,068.07/x
  3. Step 3: Cross multiply
    71,288.16x = 98,389.85 × 41,068.07
  4. Step 4: Simplify right side
    71,288.16x = 4,040,681,247.09
  5. Step 5: Solve for x
    x = 4,040,681,247.09/71,288.16
  6. Step 6: Final answer
    x = 56,680.96

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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.