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Finding the Fourth Proportional to 57,460.68, 79,302.96 and 32,310

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Solution

The fourth proportional to 57,460.68, 79,302.96 and 32,310 is: 44,591.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,460.68 : 79,302.96 = 32,310 : x
  2. Step 2: Convert to fraction form
    57,460.68/79,302.96 = 32,310/x
  3. Step 3: Cross multiply
    57,460.68x = 79,302.96 × 32,310
  4. Step 4: Simplify right side
    57,460.68x = 2,562,278,637.60
  5. Step 5: Solve for x
    x = 2,562,278,637.60/57,460.68
  6. Step 6: Final answer
    x = 44,591.86

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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.