Home / 140,422.53-210,613.03-51,655.27

Finding the Fourth Proportional to 140,422.53, 210,613.03 and 51,655.27

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Solution

The fourth proportional to 140,422.53, 210,613.03 and 51,655.27 is: 77,475.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,422.53 : 210,613.03 = 51,655.27 : x
  2. Step 2: Convert to fraction form
    140,422.53/210,613.03 = 51,655.27/x
  3. Step 3: Cross multiply
    140,422.53x = 210,613.03 × 51,655.27
  4. Step 4: Simplify right side
    140,422.53x = 10,879,273,222.62
  5. Step 5: Solve for x
    x = 10,879,273,222.62/140,422.53
  6. Step 6: Final answer
    x = 77,475.27

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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.