Home / 60,902.53-91,352.79-18,208.06

Finding the Fourth Proportional to 60,902.53, 91,352.79 and 18,208.06

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Solution

The fourth proportional to 60,902.53, 91,352.79 and 18,208.06 is: 27,311.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,902.53 : 91,352.79 = 18,208.06 : x
  2. Step 2: Convert to fraction form
    60,902.53/91,352.79 = 18,208.06/x
  3. Step 3: Cross multiply
    60,902.53x = 91,352.79 × 18,208.06
  4. Step 4: Simplify right side
    60,902.53x = 1,663,356,533.68
  5. Step 5: Solve for x
    x = 1,663,356,533.68/60,902.53
  6. Step 6: Final answer
    x = 27,311.78

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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.