Home / 63,775.19-88,131.14-47,831.96

Finding the Fourth Proportional to 63,775.19, 88,131.14 and 47,831.96

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Solution

The fourth proportional to 63,775.19, 88,131.14 and 47,831.96 is: 66,099.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,775.19 : 88,131.14 = 47,831.96 : x
  2. Step 2: Convert to fraction form
    63,775.19/88,131.14 = 47,831.96/x
  3. Step 3: Cross multiply
    63,775.19x = 88,131.14 × 47,831.96
  4. Step 4: Simplify right side
    63,775.19x = 4,215,485,503.14
  5. Step 5: Solve for x
    x = 4,215,485,503.14/63,775.19
  6. Step 6: Final answer
    x = 66,099.14

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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.