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Finding the Fourth Proportional to 59,605.50, 82,219.11 and 35,390.03

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Solution

The fourth proportional to 59,605.50, 82,219.11 and 35,390.03 is: 48,816.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,605.50 : 82,219.11 = 35,390.03 : x
  2. Step 2: Convert to fraction form
    59,605.50/82,219.11 = 35,390.03/x
  3. Step 3: Cross multiply
    59,605.50x = 82,219.11 × 35,390.03
  4. Step 4: Simplify right side
    59,605.50x = 2,909,736,769.47
  5. Step 5: Solve for x
    x = 2,909,736,769.47/59,605.50
  6. Step 6: Final answer
    x = 48,816.58

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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.