Home / 151,096.19-208,442.86-90,561.73

Finding the Fourth Proportional to 151,096.19, 208,442.86 and 90,561.73

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Solution

The fourth proportional to 151,096.19, 208,442.86 and 90,561.73 is: 124,933.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,096.19 : 208,442.86 = 90,561.73 : x
  2. Step 2: Convert to fraction form
    151,096.19/208,442.86 = 90,561.73/x
  3. Step 3: Cross multiply
    151,096.19x = 208,442.86 × 90,561.73
  4. Step 4: Simplify right side
    151,096.19x = 18,876,946,403.08
  5. Step 5: Solve for x
    x = 18,876,946,403.08/151,096.19
  6. Step 6: Final answer
    x = 124,933.31

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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.