Home / 135,900.40-203,849.52-47,152.48

Finding the Fourth Proportional to 135,900.40, 203,849.52 and 47,152.48

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Solution

The fourth proportional to 135,900.40, 203,849.52 and 47,152.48 is: 70,728.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,900.40 : 203,849.52 = 47,152.48 : x
  2. Step 2: Convert to fraction form
    135,900.40/203,849.52 = 47,152.48/x
  3. Step 3: Cross multiply
    135,900.40x = 203,849.52 × 47,152.48
  4. Step 4: Simplify right side
    135,900.40x = 9,612,010,414.81
  5. Step 5: Solve for x
    x = 9,612,010,414.81/135,900.40
  6. Step 6: Final answer
    x = 70,728.35

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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.