Home / 50,400.76-75,416.58-47,697.12

Finding the Fourth Proportional to 50,400.76, 75,416.58 and 47,697.12

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Solution

The fourth proportional to 50,400.76, 75,416.58 and 47,697.12 is: 71,371.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,400.76 : 75,416.58 = 47,697.12 : x
  2. Step 2: Convert to fraction form
    50,400.76/75,416.58 = 47,697.12/x
  3. Step 3: Cross multiply
    50,400.76x = 75,416.58 × 47,697.12
  4. Step 4: Simplify right side
    50,400.76x = 3,597,153,666.25
  5. Step 5: Solve for x
    x = 3,597,153,666.25/50,400.76
  6. Step 6: Final answer
    x = 71,371.02

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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.