Home / 122,289.27-168,760.93-73,884.47

Finding the Fourth Proportional to 122,289.27, 168,760.93 and 73,884.47

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Solution

The fourth proportional to 122,289.27, 168,760.93 and 73,884.47 is: 101,961.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,289.27 : 168,760.93 = 73,884.47 : x
  2. Step 2: Convert to fraction form
    122,289.27/168,760.93 = 73,884.47/x
  3. Step 3: Cross multiply
    122,289.27x = 168,760.93 × 73,884.47
  4. Step 4: Simplify right side
    122,289.27x = 12,468,811,869.76
  5. Step 5: Solve for x
    x = 12,468,811,869.76/122,289.27
  6. Step 6: Final answer
    x = 101,961.62

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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.