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Finding the Fourth Proportional to 202,195.04, 303,175.80 and 89,875.04

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Solution

The fourth proportional to 202,195.04, 303,175.80 and 89,875.04 is: 134,760.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,195.04 : 303,175.80 = 89,875.04 : x
  2. Step 2: Convert to fraction form
    202,195.04/303,175.80 = 89,875.04/x
  3. Step 3: Cross multiply
    202,195.04x = 303,175.80 × 89,875.04
  4. Step 4: Simplify right side
    202,195.04x = 27,247,937,152.03
  5. Step 5: Solve for x
    x = 27,247,937,152.03/202,195.04
  6. Step 6: Final answer
    x = 134,760.66

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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.