Home / 220,160.96-303,915.13-148,637.86

Finding the Fourth Proportional to 220,160.96, 303,915.13 and 148,637.86

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Solution

The fourth proportional to 220,160.96, 303,915.13 and 148,637.86 is: 205,183.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,160.96 : 303,915.13 = 148,637.86 : x
  2. Step 2: Convert to fraction form
    220,160.96/303,915.13 = 148,637.86/x
  3. Step 3: Cross multiply
    220,160.96x = 303,915.13 × 148,637.86
  4. Step 4: Simplify right side
    220,160.96x = 45,173,294,544.82
  5. Step 5: Solve for x
    x = 45,173,294,544.82/220,160.96
  6. Step 6: Final answer
    x = 205,183.04

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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.