Home / 50,285.30-75,459.76-28,113.22

Finding the Fourth Proportional to 50,285.30, 75,459.76 and 28,113.22

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Solution

The fourth proportional to 50,285.30, 75,459.76 and 28,113.22 is: 42,187.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,285.30 : 75,459.76 = 28,113.22 : x
  2. Step 2: Convert to fraction form
    50,285.30/75,459.76 = 28,113.22/x
  3. Step 3: Cross multiply
    50,285.30x = 75,459.76 × 28,113.22
  4. Step 4: Simplify right side
    50,285.30x = 2,121,416,834.03
  5. Step 5: Solve for x
    x = 2,121,416,834.03/50,285.30
  6. Step 6: Final answer
    x = 42,187.61

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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.