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Finding the Fourth Proportional to 60,242.70, 83,135.10 and 33,385.65

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Solution

The fourth proportional to 60,242.70, 83,135.10 and 33,385.65 is: 46,072.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,242.70 : 83,135.10 = 33,385.65 : x
  2. Step 2: Convert to fraction form
    60,242.70/83,135.10 = 33,385.65/x
  3. Step 3: Cross multiply
    60,242.70x = 83,135.10 × 33,385.65
  4. Step 4: Simplify right side
    60,242.70x = 2,775,519,351.32
  5. Step 5: Solve for x
    x = 2,775,519,351.32/60,242.70
  6. Step 6: Final answer
    x = 46,072.29

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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.