Home / 131,433.82-197,207.22-42,714.52

Finding the Fourth Proportional to 131,433.82, 197,207.22 and 42,714.52

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Solution

The fourth proportional to 131,433.82, 197,207.22 and 42,714.52 is: 64,090.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,433.82 : 197,207.22 = 42,714.52 : x
  2. Step 2: Convert to fraction form
    131,433.82/197,207.22 = 42,714.52/x
  3. Step 3: Cross multiply
    131,433.82x = 197,207.22 × 42,714.52
  4. Step 4: Simplify right side
    131,433.82x = 8,423,611,742.83
  5. Step 5: Solve for x
    x = 8,423,611,742.83/131,433.82
  6. Step 6: Final answer
    x = 64,090.14

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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.