Home / 72,544,234.20-108,875,837.70-71,977,363.80

Finding the Fourth Proportional to 72,544,234.20, 108,875,837.70 and 71,977,363.80

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Solution

The fourth proportional to 72,544,234.20, 108,875,837.70 and 71,977,363.80 is: 108,025,067.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,544,234.20 : 108,875,837.70 = 71,977,363.80 : x
  2. Step 2: Convert to fraction form
    72,544,234.20/108,875,837.70 = 71,977,363.80/x
  3. Step 3: Cross multiply
    72,544,234.20x = 108,875,837.70 × 71,977,363.80
  4. Step 4: Simplify right side
    72,544,234.20x = 7,836,595,779,162,655
  5. Step 5: Solve for x
    x = 7,836,595,779,162,655/72,544,234.20
  6. Step 6: Final answer
    x = 108,025,067.27

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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.