Home / 103,543.22-155,331.26-33,406.13

Finding the Fourth Proportional to 103,543.22, 155,331.26 and 33,406.13

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Solution

The fourth proportional to 103,543.22, 155,331.26 and 33,406.13 is: 50,114.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,543.22 : 155,331.26 = 33,406.13 : x
  2. Step 2: Convert to fraction form
    103,543.22/155,331.26 = 33,406.13/x
  3. Step 3: Cross multiply
    103,543.22x = 155,331.26 × 33,406.13
  4. Step 4: Simplify right side
    103,543.22x = 5,189,016,264.62
  5. Step 5: Solve for x
    x = 5,189,016,264.62/103,543.22
  6. Step 6: Final answer
    x = 50,114.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.