Home / 114,750,131.05-172,108,380.20-56,442,157.96

Finding the Fourth Proportional to 114,750,131.05, 172,108,380.20 and 56,442,157.96

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Solution

The fourth proportional to 114,750,131.05, 172,108,380.20 and 56,442,157.96 is: 84,654,965.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,750,131.05 : 172,108,380.20 = 56,442,157.96 : x
  2. Step 2: Convert to fraction form
    114,750,131.05/172,108,380.20 = 56,442,157.96/x
  3. Step 3: Cross multiply
    114,750,131.05x = 172,108,380.20 × 56,442,157.96
  4. Step 4: Simplify right side
    114,750,131.05x = 9,714,168,381,416,128
  5. Step 5: Solve for x
    x = 9,714,168,381,416,128/114,750,131.05
  6. Step 6: Final answer
    x = 84,654,965.47

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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.