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Finding the Fourth Proportional to 60,173.45, 83,039.13 and 33,314.34

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Solution

The fourth proportional to 60,173.45, 83,039.13 and 33,314.34 is: 45,973.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,173.45 : 83,039.13 = 33,314.34 : x
  2. Step 2: Convert to fraction form
    60,173.45/83,039.13 = 33,314.34/x
  3. Step 3: Cross multiply
    60,173.45x = 83,039.13 × 33,314.34
  4. Step 4: Simplify right side
    60,173.45x = 2,766,393,810.12
  5. Step 5: Solve for x
    x = 2,766,393,810.12/60,173.45
  6. Step 6: Final answer
    x = 45,973.67

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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.