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Finding the Fourth Proportional to 57,666.79, 79,576.22 and 33,468.46

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Solution

The fourth proportional to 57,666.79, 79,576.22 and 33,468.46 is: 46,184.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,666.79 : 79,576.22 = 33,468.46 : x
  2. Step 2: Convert to fraction form
    57,666.79/79,576.22 = 33,468.46/x
  3. Step 3: Cross multiply
    57,666.79x = 79,576.22 × 33,468.46
  4. Step 4: Simplify right side
    57,666.79x = 2,663,293,536.02
  5. Step 5: Solve for x
    x = 2,663,293,536.02/57,666.79
  6. Step 6: Final answer
    x = 46,184.18

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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.