Home / 202,188.21-303,283.53-89,842.02

Finding the Fourth Proportional to 202,188.21, 303,283.53 and 89,842.02

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Solution

The fourth proportional to 202,188.21, 303,283.53 and 89,842.02 is: 134,763.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,188.21 : 303,283.53 = 89,842.02 : x
  2. Step 2: Convert to fraction form
    202,188.21/303,283.53 = 89,842.02/x
  3. Step 3: Cross multiply
    202,188.21x = 303,283.53 × 89,842.02
  4. Step 4: Simplify right side
    202,188.21x = 27,247,604,967.93
  5. Step 5: Solve for x
    x = 27,247,604,967.93/202,188.21
  6. Step 6: Final answer
    x = 134,763.57

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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.