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Finding the Fourth Proportional to 57,365.74, 79,122.58 and 33,490.99

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Solution

The fourth proportional to 57,365.74, 79,122.58 and 33,490.99 is: 46,192.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,365.74 : 79,122.58 = 33,490.99 : x
  2. Step 2: Convert to fraction form
    57,365.74/79,122.58 = 33,490.99/x
  3. Step 3: Cross multiply
    57,365.74x = 79,122.58 × 33,490.99
  4. Step 4: Simplify right side
    57,365.74x = 2,649,893,535.55
  5. Step 5: Solve for x
    x = 2,649,893,535.55/57,365.74
  6. Step 6: Final answer
    x = 46,192.96

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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.