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Finding the Fourth Proportional to 60,039.59, 82,847.45 and 33,178.45

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Solution

The fourth proportional to 60,039.59, 82,847.45 and 33,178.45 is: 45,782.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,039.59 : 82,847.45 = 33,178.45 : x
  2. Step 2: Convert to fraction form
    60,039.59/82,847.45 = 33,178.45/x
  3. Step 3: Cross multiply
    60,039.59x = 82,847.45 × 33,178.45
  4. Step 4: Simplify right side
    60,039.59x = 2,748,749,853.28
  5. Step 5: Solve for x
    x = 2,748,749,853.28/60,039.59
  6. Step 6: Final answer
    x = 45,782.29

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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.