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Finding the Fourth Proportional to 50,866.24, 70,218.48 and 32,743.12

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Solution

The fourth proportional to 50,866.24, 70,218.48 and 32,743.12 is: 45,200.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,866.24 : 70,218.48 = 32,743.12 : x
  2. Step 2: Convert to fraction form
    50,866.24/70,218.48 = 32,743.12/x
  3. Step 3: Cross multiply
    50,866.24x = 70,218.48 × 32,743.12
  4. Step 4: Simplify right side
    50,866.24x = 2,299,172,116.86
  5. Step 5: Solve for x
    x = 2,299,172,116.86/50,866.24
  6. Step 6: Final answer
    x = 45,200.36

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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.