Home / 88,053,229.86-121,521,157.32-48,902,660.40

Finding the Fourth Proportional to 88,053,229.86, 121,521,157.32 and 48,902,660.40

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Solution

The fourth proportional to 88,053,229.86, 121,521,157.32 and 48,902,660.40 is: 67,489,947.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,053,229.86 : 121,521,157.32 = 48,902,660.40 : x
  2. Step 2: Convert to fraction form
    88,053,229.86/121,521,157.32 = 48,902,660.40/x
  3. Step 3: Cross multiply
    88,053,229.86x = 121,521,157.32 × 48,902,660.40
  4. Step 4: Simplify right side
    88,053,229.86x = 5,942,707,887,834,934
  5. Step 5: Solve for x
    x = 5,942,707,887,834,934/88,053,229.86
  6. Step 6: Final answer
    x = 67,489,947.81

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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.