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Finding the Fourth Proportional to 197,248.74, 295,785.63 and 122,365.86

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Solution

The fourth proportional to 197,248.74, 295,785.63 and 122,365.86 is: 183,494.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,248.74 : 295,785.63 = 122,365.86 : x
  2. Step 2: Convert to fraction form
    197,248.74/295,785.63 = 122,365.86/x
  3. Step 3: Cross multiply
    197,248.74x = 295,785.63 × 122,365.86
  4. Step 4: Simplify right side
    197,248.74x = 36,194,062,990.59
  5. Step 5: Solve for x
    x = 36,194,062,990.59/197,248.74
  6. Step 6: Final answer
    x = 183,494.52

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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.