Home / 250,272.32-345,099.05-159,484.47

Finding the Fourth Proportional to 250,272.32, 345,099.05 and 159,484.47

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Solution

The fourth proportional to 250,272.32, 345,099.05 and 159,484.47 is: 219,912.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,272.32 : 345,099.05 = 159,484.47 : x
  2. Step 2: Convert to fraction form
    250,272.32/345,099.05 = 159,484.47/x
  3. Step 3: Cross multiply
    250,272.32x = 345,099.05 × 159,484.47
  4. Step 4: Simplify right side
    250,272.32x = 55,037,938,289.33
  5. Step 5: Solve for x
    x = 55,037,938,289.33/250,272.32
  6. Step 6: Final answer
    x = 219,912.21

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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.