Home / 69,393.33-103,831.81-60,919.90

Finding the Fourth Proportional to 69,393.33, 103,831.81 and 60,919.90

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Solution

The fourth proportional to 69,393.33, 103,831.81 and 60,919.90 is: 91,153.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,393.33 : 103,831.81 = 60,919.90 : x
  2. Step 2: Convert to fraction form
    69,393.33/103,831.81 = 60,919.90/x
  3. Step 3: Cross multiply
    69,393.33x = 103,831.81 × 60,919.90
  4. Step 4: Simplify right side
    69,393.33x = 6,325,423,070.14
  5. Step 5: Solve for x
    x = 6,325,423,070.14/69,393.33
  6. Step 6: Final answer
    x = 91,153.19

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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.