Home / 88,010.94-121,454.77-47,724.60

Finding the Fourth Proportional to 88,010.94, 121,454.77 and 47,724.60

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Solution

The fourth proportional to 88,010.94, 121,454.77 and 47,724.60 is: 65,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,010.94 : 121,454.77 = 47,724.60 : x
  2. Step 2: Convert to fraction form
    88,010.94/121,454.77 = 47,724.60/x
  3. Step 3: Cross multiply
    88,010.94x = 121,454.77 × 47,724.60
  4. Step 4: Simplify right side
    88,010.94x = 5,796,380,316.34
  5. Step 5: Solve for x
    x = 5,796,380,316.34/88,010.94
  6. Step 6: Final answer
    x = 65,859.77

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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.