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Finding the Fourth Proportional to 59,475.78, 82,078.65 and 32,618.34

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Solution

The fourth proportional to 59,475.78, 82,078.65 and 32,618.34 is: 45,014.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,475.78 : 82,078.65 = 32,618.34 : x
  2. Step 2: Convert to fraction form
    59,475.78/82,078.65 = 32,618.34/x
  3. Step 3: Cross multiply
    59,475.78x = 82,078.65 × 32,618.34
  4. Step 4: Simplify right side
    59,475.78x = 2,677,269,312.44
  5. Step 5: Solve for x
    x = 2,677,269,312.44/59,475.78
  6. Step 6: Final answer
    x = 45,014.45

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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.