Home / 140,134.75-210,209.40-34,954.63

Finding the Fourth Proportional to 140,134.75, 210,209.40 and 34,954.63

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Solution

The fourth proportional to 140,134.75, 210,209.40 and 34,954.63 is: 52,433.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,134.75 : 210,209.40 = 34,954.63 : x
  2. Step 2: Convert to fraction form
    140,134.75/210,209.40 = 34,954.63/x
  3. Step 3: Cross multiply
    140,134.75x = 210,209.40 × 34,954.63
  4. Step 4: Simplify right side
    140,134.75x = 7,347,791,799.52
  5. Step 5: Solve for x
    x = 7,347,791,799.52/140,134.75
  6. Step 6: Final answer
    x = 52,433.76

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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.