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Finding the Fourth Proportional to 59,644.15, 82,307.95 and 32,786.78

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Solution

The fourth proportional to 59,644.15, 82,307.95 and 32,786.78 is: 45,245.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,644.15 : 82,307.95 = 32,786.78 : x
  2. Step 2: Convert to fraction form
    59,644.15/82,307.95 = 32,786.78/x
  3. Step 3: Cross multiply
    59,644.15x = 82,307.95 × 32,786.78
  4. Step 4: Simplify right side
    59,644.15x = 2,698,612,155.39
  5. Step 5: Solve for x
    x = 2,698,612,155.39/59,644.15
  6. Step 6: Final answer
    x = 45,245.21

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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.