Home / 202,386.10-303,665.55-97,150.90

Finding the Fourth Proportional to 202,386.10, 303,665.55 and 97,150.90

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Solution

The fourth proportional to 202,386.10, 303,665.55 and 97,150.90 is: 145,767.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,386.10 : 303,665.55 = 97,150.90 : x
  2. Step 2: Convert to fraction form
    202,386.10/303,665.55 = 97,150.90/x
  3. Step 3: Cross multiply
    202,386.10x = 303,665.55 × 97,150.90
  4. Step 4: Simplify right side
    202,386.10x = 29,501,381,481.50
  5. Step 5: Solve for x
    x = 29,501,381,481.50/202,386.10
  6. Step 6: Final answer
    x = 145,767.82

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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.