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Finding the Fourth Proportional to 59,635.98, 82,299.80 and 32,780.99

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Solution

The fourth proportional to 59,635.98, 82,299.80 and 32,780.99 is: 45,238.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,635.98 : 82,299.80 = 32,780.99 : x
  2. Step 2: Convert to fraction form
    59,635.98/82,299.80 = 32,780.99/x
  3. Step 3: Cross multiply
    59,635.98x = 82,299.80 × 32,780.99
  4. Step 4: Simplify right side
    59,635.98x = 2,697,868,345.40
  5. Step 5: Solve for x
    x = 2,697,868,345.40/59,635.98
  6. Step 6: Final answer
    x = 45,238.94

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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.