Home / 100,837.74-151,221.33-29,741.50

Finding the Fourth Proportional to 100,837.74, 151,221.33 and 29,741.50

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Solution

The fourth proportional to 100,837.74, 151,221.33 and 29,741.50 is: 44,601.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,837.74 : 151,221.33 = 29,741.50 : x
  2. Step 2: Convert to fraction form
    100,837.74/151,221.33 = 29,741.50/x
  3. Step 3: Cross multiply
    100,837.74x = 151,221.33 × 29,741.50
  4. Step 4: Simplify right side
    100,837.74x = 4,497,549,800.53
  5. Step 5: Solve for x
    x = 4,497,549,800.53/100,837.74
  6. Step 6: Final answer
    x = 44,601.85

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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.