Home / 101,184.22-151,749.86-30,087.72

Finding the Fourth Proportional to 101,184.22, 151,749.86 and 30,087.72

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Solution

The fourth proportional to 101,184.22, 151,749.86 and 30,087.72 is: 45,123.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,184.22 : 151,749.86 = 30,087.72 : x
  2. Step 2: Convert to fraction form
    101,184.22/151,749.86 = 30,087.72/x
  3. Step 3: Cross multiply
    101,184.22x = 151,749.86 × 30,087.72
  4. Step 4: Simplify right side
    101,184.22x = 4,565,806,538.97
  5. Step 5: Solve for x
    x = 4,565,806,538.97/101,184.22
  6. Step 6: Final answer
    x = 45,123.70

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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.