Home / 88,277.86-121,825.84-47,994.34

Finding the Fourth Proportional to 88,277.86, 121,825.84 and 47,994.34

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Solution

The fourth proportional to 88,277.86, 121,825.84 and 47,994.34 is: 66,233.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,277.86 : 121,825.84 = 47,994.34 : x
  2. Step 2: Convert to fraction form
    88,277.86/121,825.84 = 47,994.34/x
  3. Step 3: Cross multiply
    88,277.86x = 121,825.84 × 47,994.34
  4. Step 4: Simplify right side
    88,277.86x = 5,846,950,785.75
  5. Step 5: Solve for x
    x = 5,846,950,785.75/88,277.86
  6. Step 6: Final answer
    x = 66,233.49

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1.5x scale

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.