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Finding the Fourth Proportional to 57,595.80, 79,455.04 and 33,707.68

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Solution

The fourth proportional to 57,595.80, 79,455.04 and 33,707.68 is: 46,500.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,595.80 : 79,455.04 = 33,707.68 : x
  2. Step 2: Convert to fraction form
    57,595.80/79,455.04 = 33,707.68/x
  3. Step 3: Cross multiply
    57,595.80x = 79,455.04 × 33,707.68
  4. Step 4: Simplify right side
    57,595.80x = 2,678,245,062.71
  5. Step 5: Solve for x
    x = 2,678,245,062.71/57,595.80
  6. Step 6: Final answer
    x = 46,500.70

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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.