Home / 198,867.95-298,182.94-134,904.69

Finding the Fourth Proportional to 198,867.95, 298,182.94 and 134,904.69

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Solution

The fourth proportional to 198,867.95, 298,182.94 and 134,904.69 is: 202,276.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,867.95 : 298,182.94 = 134,904.69 : x
  2. Step 2: Convert to fraction form
    198,867.95/298,182.94 = 134,904.69/x
  3. Step 3: Cross multiply
    198,867.95x = 298,182.94 × 134,904.69
  4. Step 4: Simplify right side
    198,867.95x = 40,226,276,746.73
  5. Step 5: Solve for x
    x = 40,226,276,746.73/198,867.95
  6. Step 6: Final answer
    x = 202,276.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.