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Finding the Fourth Proportional to 57,703.29, 79,630.24 and 32,208.19

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Solution

The fourth proportional to 57,703.29, 79,630.24 and 32,208.19 is: 44,447.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,703.29 : 79,630.24 = 32,208.19 : x
  2. Step 2: Convert to fraction form
    57,703.29/79,630.24 = 32,208.19/x
  3. Step 3: Cross multiply
    57,703.29x = 79,630.24 × 32,208.19
  4. Step 4: Simplify right side
    57,703.29x = 2,564,745,899.67
  5. Step 5: Solve for x
    x = 2,564,745,899.67/57,703.29
  6. Step 6: Final answer
    x = 44,447.13

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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.