Home / 169,094.86-253,646.40-56,778.74

Finding the Fourth Proportional to 169,094.86, 253,646.40 and 56,778.74

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Solution

The fourth proportional to 169,094.86, 253,646.40 and 56,778.74 is: 85,169.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,094.86 : 253,646.40 = 56,778.74 : x
  2. Step 2: Convert to fraction form
    169,094.86/253,646.40 = 56,778.74/x
  3. Step 3: Cross multiply
    169,094.86x = 253,646.40 × 56,778.74
  4. Step 4: Simplify right side
    169,094.86x = 14,401,722,997.54
  5. Step 5: Solve for x
    x = 14,401,722,997.54/169,094.86
  6. Step 6: Final answer
    x = 85,169.49

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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.