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Finding the Fourth Proportional to 58,161.69, 80,262.41 and 33,009.57

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Solution

The fourth proportional to 58,161.69, 80,262.41 and 33,009.57 is: 45,552.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,161.69 : 80,262.41 = 33,009.57 : x
  2. Step 2: Convert to fraction form
    58,161.69/80,262.41 = 33,009.57/x
  3. Step 3: Cross multiply
    58,161.69x = 80,262.41 × 33,009.57
  4. Step 4: Simplify right side
    58,161.69x = 2,649,427,641.26
  5. Step 5: Solve for x
    x = 2,649,427,641.26/58,161.69
  6. Step 6: Final answer
    x = 45,552.80

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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.