Home / 103,625.13-155,463.21-33,504.45

Finding the Fourth Proportional to 103,625.13, 155,463.21 and 33,504.45

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Solution

The fourth proportional to 103,625.13, 155,463.21 and 33,504.45 is: 50,264.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,625.13 : 155,463.21 = 33,504.45 : x
  2. Step 2: Convert to fraction form
    103,625.13/155,463.21 = 33,504.45/x
  3. Step 3: Cross multiply
    103,625.13x = 155,463.21 × 33,504.45
  4. Step 4: Simplify right side
    103,625.13x = 5,208,709,346.28
  5. Step 5: Solve for x
    x = 5,208,709,346.28/103,625.13
  6. Step 6: Final answer
    x = 50,264.92

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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.