Home / 69,389.07-95,707.52-47,887.02

Finding the Fourth Proportional to 69,389.07, 95,707.52 and 47,887.02

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Solution

The fourth proportional to 69,389.07, 95,707.52 and 47,887.02 is: 66,049.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,389.07 : 95,707.52 = 47,887.02 : x
  2. Step 2: Convert to fraction form
    69,389.07/95,707.52 = 47,887.02/x
  3. Step 3: Cross multiply
    69,389.07x = 95,707.52 × 47,887.02
  4. Step 4: Simplify right side
    69,389.07x = 4,583,147,684.96
  5. Step 5: Solve for x
    x = 4,583,147,684.96/69,389.07
  6. Step 6: Final answer
    x = 66,049.99

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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.