Home / 140,378.06-210,551.60-35,197.03

Finding the Fourth Proportional to 140,378.06, 210,551.60 and 35,197.03

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Solution

The fourth proportional to 140,378.06, 210,551.60 and 35,197.03 is: 52,791.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,378.06 : 210,551.60 = 35,197.03 : x
  2. Step 2: Convert to fraction form
    140,378.06/210,551.60 = 35,197.03/x
  3. Step 3: Cross multiply
    140,378.06x = 210,551.60 × 35,197.03
  4. Step 4: Simplify right side
    140,378.06x = 7,410,791,332.93
  5. Step 5: Solve for x
    x = 7,410,791,332.93/140,378.06
  6. Step 6: Final answer
    x = 52,791.66

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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.