Home / 168,395.86-252,634.19-56,077.12

Finding the Fourth Proportional to 168,395.86, 252,634.19 and 56,077.12

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Solution

The fourth proportional to 168,395.86, 252,634.19 and 56,077.12 is: 84,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,395.86 : 252,634.19 = 56,077.12 : x
  2. Step 2: Convert to fraction form
    168,395.86/252,634.19 = 56,077.12/x
  3. Step 3: Cross multiply
    168,395.86x = 252,634.19 × 56,077.12
  4. Step 4: Simplify right side
    168,395.86x = 14,166,997,788.73
  5. Step 5: Solve for x
    x = 14,166,997,788.73/168,395.86
  6. Step 6: Final answer
    x = 84,129.13

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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.