Home / 140,593.14-210,624.84-69,432.48

Finding the Fourth Proportional to 140,593.14, 210,624.84 and 69,432.48

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Solution

The fourth proportional to 140,593.14, 210,624.84 and 69,432.48 is: 104,017.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,593.14 : 210,624.84 = 69,432.48 : x
  2. Step 2: Convert to fraction form
    140,593.14/210,624.84 = 69,432.48/x
  3. Step 3: Cross multiply
    140,593.14x = 210,624.84 × 69,432.48
  4. Step 4: Simplify right side
    140,593.14x = 14,624,204,990.80
  5. Step 5: Solve for x
    x = 14,624,204,990.80/140,593.14
  6. Step 6: Final answer
    x = 104,017.91

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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.