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Finding the Fourth Proportional to 50,901.60, 70,169.94 and 35,748.84

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Solution

The fourth proportional to 50,901.60, 70,169.94 and 35,748.84 is: 49,281.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,901.60 : 70,169.94 = 35,748.84 : x
  2. Step 2: Convert to fraction form
    50,901.60/70,169.94 = 35,748.84/x
  3. Step 3: Cross multiply
    50,901.60x = 70,169.94 × 35,748.84
  4. Step 4: Simplify right side
    50,901.60x = 2,508,493,957.87
  5. Step 5: Solve for x
    x = 2,508,493,957.87/50,901.60
  6. Step 6: Final answer
    x = 49,281.24

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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.