Home / 202,221.30-303,562.35-119,162.10

Finding the Fourth Proportional to 202,221.30, 303,562.35 and 119,162.10

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Solution

The fourth proportional to 202,221.30, 303,562.35 and 119,162.10 is: 178,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,221.30 : 303,562.35 = 119,162.10 : x
  2. Step 2: Convert to fraction form
    202,221.30/303,562.35 = 119,162.10/x
  3. Step 3: Cross multiply
    202,221.30x = 303,562.35 × 119,162.10
  4. Step 4: Simplify right side
    202,221.30x = 36,173,127,106.94
  5. Step 5: Solve for x
    x = 36,173,127,106.94/202,221.30
  6. Step 6: Final answer
    x = 178,878.92

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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.