Home / 103,685.03-155,552.28-33,564.37

Finding the Fourth Proportional to 103,685.03, 155,552.28 and 33,564.37

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Solution

The fourth proportional to 103,685.03, 155,552.28 and 33,564.37 is: 50,354.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,685.03 : 155,552.28 = 33,564.37 : x
  2. Step 2: Convert to fraction form
    103,685.03/155,552.28 = 33,564.37/x
  3. Step 3: Cross multiply
    103,685.03x = 155,552.28 × 33,564.37
  4. Step 4: Simplify right side
    103,685.03x = 5,221,014,280.26
  5. Step 5: Solve for x
    x = 5,221,014,280.26/103,685.03
  6. Step 6: Final answer
    x = 50,354.56

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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.