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Finding the Fourth Proportional to 57,770.94, 79,710.23 and 33,557.52

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Solution

The fourth proportional to 57,770.94, 79,710.23 and 33,557.52 is: 46,301.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,770.94 : 79,710.23 = 33,557.52 : x
  2. Step 2: Convert to fraction form
    57,770.94/79,710.23 = 33,557.52/x
  3. Step 3: Cross multiply
    57,770.94x = 79,710.23 × 33,557.52
  4. Step 4: Simplify right side
    57,770.94x = 2,674,877,469.64
  5. Step 5: Solve for x
    x = 2,674,877,469.64/57,770.94
  6. Step 6: Final answer
    x = 46,301.44

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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.