Home / 202,225.30-303,337.95-135,870.10

Finding the Fourth Proportional to 202,225.30, 303,337.95 and 135,870.10

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Solution

The fourth proportional to 202,225.30, 303,337.95 and 135,870.10 is: 203,805.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,225.30 : 303,337.95 = 135,870.10 : x
  2. Step 2: Convert to fraction form
    202,225.30/303,337.95 = 135,870.10/x
  3. Step 3: Cross multiply
    202,225.30x = 303,337.95 × 135,870.10
  4. Step 4: Simplify right side
    202,225.30x = 41,214,557,600.30
  5. Step 5: Solve for x
    x = 41,214,557,600.30/202,225.30
  6. Step 6: Final answer
    x = 203,805.15

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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.