Home / 88,059.42-121,521.13-49,826.41

Finding the Fourth Proportional to 88,059.42, 121,521.13 and 49,826.41

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Solution

The fourth proportional to 88,059.42, 121,521.13 and 49,826.41 is: 68,759.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,059.42 : 121,521.13 = 49,826.41 : x
  2. Step 2: Convert to fraction form
    88,059.42/121,521.13 = 49,826.41/x
  3. Step 3: Cross multiply
    88,059.42x = 121,521.13 × 49,826.41
  4. Step 4: Simplify right side
    88,059.42x = 6,054,961,218.67
  5. Step 5: Solve for x
    x = 6,054,961,218.67/88,059.42
  6. Step 6: Final answer
    x = 68,759.95

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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.