Home / 88,036.75-121,493.46-49,795.55

Finding the Fourth Proportional to 88,036.75, 121,493.46 and 49,795.55

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Solution

The fourth proportional to 88,036.75, 121,493.46 and 49,795.55 is: 68,719.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,036.75 : 121,493.46 = 49,795.55 : x
  2. Step 2: Convert to fraction form
    88,036.75/121,493.46 = 49,795.55/x
  3. Step 3: Cross multiply
    88,036.75x = 121,493.46 × 49,795.55
  4. Step 4: Simplify right side
    88,036.75x = 6,049,833,662.10
  5. Step 5: Solve for x
    x = 6,049,833,662.10/88,036.75
  6. Step 6: Final answer
    x = 68,719.41

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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.