Home / 50,314.18-75,438.15-28,160.26

Finding the Fourth Proportional to 50,314.18, 75,438.15 and 28,160.26

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Solution

The fourth proportional to 50,314.18, 75,438.15 and 28,160.26 is: 42,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,314.18 : 75,438.15 = 28,160.26 : x
  2. Step 2: Convert to fraction form
    50,314.18/75,438.15 = 28,160.26/x
  3. Step 3: Cross multiply
    50,314.18x = 75,438.15 × 28,160.26
  4. Step 4: Simplify right side
    50,314.18x = 2,124,357,917.92
  5. Step 5: Solve for x
    x = 2,124,357,917.92/50,314.18
  6. Step 6: Final answer
    x = 42,221.85

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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.