Home / 103,577.20-155,377.80-33,463.60

Finding the Fourth Proportional to 103,577.20, 155,377.80 and 33,463.60

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Solution

The fourth proportional to 103,577.20, 155,377.80 and 33,463.60 is: 50,199.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,577.20 : 155,377.80 = 33,463.60 : x
  2. Step 2: Convert to fraction form
    103,577.20/155,377.80 = 33,463.60/x
  3. Step 3: Cross multiply
    103,577.20x = 155,377.80 × 33,463.60
  4. Step 4: Simplify right side
    103,577.20x = 5,199,500,548.08
  5. Step 5: Solve for x
    x = 5,199,500,548.08/103,577.20
  6. Step 6: Final answer
    x = 50,199.28

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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.