Home / 202,224.15-303,445.58-89,921.70

Finding the Fourth Proportional to 202,224.15, 303,445.58 and 89,921.70

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Solution

The fourth proportional to 202,224.15, 303,445.58 and 89,921.70 is: 134,931.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,224.15 : 303,445.58 = 89,921.70 : x
  2. Step 2: Convert to fraction form
    202,224.15/303,445.58 = 89,921.70/x
  3. Step 3: Cross multiply
    202,224.15x = 303,445.58 × 89,921.70
  4. Step 4: Simplify right side
    202,224.15x = 27,286,341,961.48
  5. Step 5: Solve for x
    x = 27,286,341,961.48/202,224.15
  6. Step 6: Final answer
    x = 134,931.17

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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.