Home / 68,197.76-102,296.40-30,713.92

Finding the Fourth Proportional to 68,197.76, 102,296.40 and 30,713.92

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Solution

The fourth proportional to 68,197.76, 102,296.40 and 30,713.92 is: 46,070.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,197.76 : 102,296.40 = 30,713.92 : x
  2. Step 2: Convert to fraction form
    68,197.76/102,296.40 = 30,713.92/x
  3. Step 3: Cross multiply
    68,197.76x = 102,296.40 × 30,713.92
  4. Step 4: Simplify right side
    68,197.76x = 3,141,923,445.89
  5. Step 5: Solve for x
    x = 3,141,923,445.89/68,197.76
  6. Step 6: Final answer
    x = 46,070.77

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1.5x scale

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.