Home / 107,330.49-148,116.60-67,067.64

Finding the Fourth Proportional to 107,330.49, 148,116.60 and 67,067.64

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Solution

The fourth proportional to 107,330.49, 148,116.60 and 67,067.64 is: 92,553.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,330.49 : 148,116.60 = 67,067.64 : x
  2. Step 2: Convert to fraction form
    107,330.49/148,116.60 = 67,067.64/x
  3. Step 3: Cross multiply
    107,330.49x = 148,116.60 × 67,067.64
  4. Step 4: Simplify right side
    107,330.49x = 9,933,830,806.82
  5. Step 5: Solve for x
    x = 9,933,830,806.82/107,330.49
  6. Step 6: Final answer
    x = 92,553.67

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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.