Home / 140,422.52-210,662.02-51,676.50

Finding the Fourth Proportional to 140,422.52, 210,662.02 and 51,676.50

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Solution

The fourth proportional to 140,422.52, 210,662.02 and 51,676.50 is: 77,525.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,422.52 : 210,662.02 = 51,676.50 : x
  2. Step 2: Convert to fraction form
    140,422.52/210,662.02 = 51,676.50/x
  3. Step 3: Cross multiply
    140,422.52x = 210,662.02 × 51,676.50
  4. Step 4: Simplify right side
    140,422.52x = 10,886,275,876.53
  5. Step 5: Solve for x
    x = 10,886,275,876.53/140,422.52
  6. Step 6: Final answer
    x = 77,525.14

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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.