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Finding the Fourth Proportional to 50,956.68, 70,335.09 and 33,985.56

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Solution

The fourth proportional to 50,956.68, 70,335.09 and 33,985.56 is: 46,909.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,956.68 : 70,335.09 = 33,985.56 : x
  2. Step 2: Convert to fraction form
    50,956.68/70,335.09 = 33,985.56/x
  3. Step 3: Cross multiply
    50,956.68x = 70,335.09 × 33,985.56
  4. Step 4: Simplify right side
    50,956.68x = 2,390,377,421.30
  5. Step 5: Solve for x
    x = 2,390,377,421.30/50,956.68
  6. Step 6: Final answer
    x = 46,909.99

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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.