Home / 88,028.46-121,466.25-49,777.83

Finding the Fourth Proportional to 88,028.46, 121,466.25 and 49,777.83

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Solution

The fourth proportional to 88,028.46, 121,466.25 and 49,777.83 is: 68,686.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,028.46 : 121,466.25 = 49,777.83 : x
  2. Step 2: Convert to fraction form
    88,028.46/121,466.25 = 49,777.83/x
  3. Step 3: Cross multiply
    88,028.46x = 121,466.25 × 49,777.83
  4. Step 4: Simplify right side
    88,028.46x = 6,046,326,343.24
  5. Step 5: Solve for x
    x = 6,046,326,343.24/88,028.46
  6. Step 6: Final answer
    x = 68,686.04

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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.