Home / 50,124.61-75,140.19-25,135.45

Finding the Fourth Proportional to 50,124.61, 75,140.19 and 25,135.45

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Solution

The fourth proportional to 50,124.61, 75,140.19 and 25,135.45 is: 37,679.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,124.61 : 75,140.19 = 25,135.45 : x
  2. Step 2: Convert to fraction form
    50,124.61/75,140.19 = 25,135.45/x
  3. Step 3: Cross multiply
    50,124.61x = 75,140.19 × 25,135.45
  4. Step 4: Simplify right side
    50,124.61x = 1,888,682,961.67
  5. Step 5: Solve for x
    x = 1,888,682,961.67/50,124.61
  6. Step 6: Final answer
    x = 37,679.76

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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.