Home / 140,288.10-210,524.22-51,542.34

Finding the Fourth Proportional to 140,288.10, 210,524.22 and 51,542.34

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Solution

The fourth proportional to 140,288.10, 210,524.22 and 51,542.34 is: 77,347.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,288.10 : 210,524.22 = 51,542.34 : x
  2. Step 2: Convert to fraction form
    140,288.10/210,524.22 = 51,542.34/x
  3. Step 3: Cross multiply
    140,288.10x = 210,524.22 × 51,542.34
  4. Step 4: Simplify right side
    140,288.10x = 10,850,910,925.47
  5. Step 5: Solve for x
    x = 10,850,910,925.47/140,288.10
  6. Step 6: Final answer
    x = 77,347.34

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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.