Home / 100,853.19-151,148.43-44,709.39

Finding the Fourth Proportional to 100,853.19, 151,148.43 and 44,709.39

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Solution

The fourth proportional to 100,853.19, 151,148.43 and 44,709.39 is: 67,005.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,853.19 : 151,148.43 = 44,709.39 : x
  2. Step 2: Convert to fraction form
    100,853.19/151,148.43 = 44,709.39/x
  3. Step 3: Cross multiply
    100,853.19x = 151,148.43 × 44,709.39
  4. Step 4: Simplify right side
    100,853.19x = 6,757,754,104.76
  5. Step 5: Solve for x
    x = 6,757,754,104.76/100,853.19
  6. Step 6: Final answer
    x = 67,005.85

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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.