Home / 67,109.32-100,444.93-49,335.27

Finding the Fourth Proportional to 67,109.32, 100,444.93 and 49,335.27

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Solution

The fourth proportional to 67,109.32, 100,444.93 and 49,335.27 is: 73,841.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,109.32 : 100,444.93 = 49,335.27 : x
  2. Step 2: Convert to fraction form
    67,109.32/100,444.93 = 49,335.27/x
  3. Step 3: Cross multiply
    67,109.32x = 100,444.93 × 49,335.27
  4. Step 4: Simplify right side
    67,109.32x = 4,955,477,741.68
  5. Step 5: Solve for x
    x = 4,955,477,741.68/67,109.32
  6. Step 6: Final answer
    x = 73,841.87

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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.