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Finding the Fourth Proportional to 60,172.30, 83,040.83 and 33,317.76

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Solution

The fourth proportional to 60,172.30, 83,040.83 and 33,317.76 is: 45,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,172.30 : 83,040.83 = 33,317.76 : x
  2. Step 2: Convert to fraction form
    60,172.30/83,040.83 = 33,317.76/x
  3. Step 3: Cross multiply
    60,172.30x = 83,040.83 × 33,317.76
  4. Step 4: Simplify right side
    60,172.30x = 2,766,734,444.14
  5. Step 5: Solve for x
    x = 2,766,734,444.14/60,172.30
  6. Step 6: Final answer
    x = 45,980.20

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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.