Home / 140,183.28-210,269.43-46,689.03

Finding the Fourth Proportional to 140,183.28, 210,269.43 and 46,689.03

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Solution

The fourth proportional to 140,183.28, 210,269.43 and 46,689.03 is: 70,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,183.28 : 210,269.43 = 46,689.03 : x
  2. Step 2: Convert to fraction form
    140,183.28/210,269.43 = 46,689.03/x
  3. Step 3: Cross multiply
    140,183.28x = 210,269.43 × 46,689.03
  4. Step 4: Simplify right side
    140,183.28x = 9,817,275,725.35
  5. Step 5: Solve for x
    x = 9,817,275,725.35/140,183.28
  6. Step 6: Final answer
    x = 70,031.72

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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.