Home / 104,948.42-144,831.89-57,204.86

Finding the Fourth Proportional to 104,948.42, 144,831.89 and 57,204.86

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Solution

The fourth proportional to 104,948.42, 144,831.89 and 57,204.86 is: 78,944.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,948.42 : 144,831.89 = 57,204.86 : x
  2. Step 2: Convert to fraction form
    104,948.42/144,831.89 = 57,204.86/x
  3. Step 3: Cross multiply
    104,948.42x = 144,831.89 × 57,204.86
  4. Step 4: Simplify right side
    104,948.42x = 8,285,087,990.99
  5. Step 5: Solve for x
    x = 8,285,087,990.99/104,948.42
  6. Step 6: Final answer
    x = 78,944.38

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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.