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Finding the Fourth Proportional to 57,205.58, 78,943.56 and 32,055.08

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Solution

The fourth proportional to 57,205.58, 78,943.56 and 32,055.08 is: 44,235.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,205.58 : 78,943.56 = 32,055.08 : x
  2. Step 2: Convert to fraction form
    57,205.58/78,943.56 = 32,055.08/x
  3. Step 3: Cross multiply
    57,205.58x = 78,943.56 × 32,055.08
  4. Step 4: Simplify right side
    57,205.58x = 2,530,542,131.28
  5. Step 5: Solve for x
    x = 2,530,542,131.28/57,205.58
  6. Step 6: Final answer
    x = 44,235.93

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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.