Home / 110,714.72-166,031.30-39,618.07

Finding the Fourth Proportional to 110,714.72, 166,031.30 and 39,618.07

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Solution

The fourth proportional to 110,714.72, 166,031.30 and 39,618.07 is: 59,412.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,714.72 : 166,031.30 = 39,618.07 : x
  2. Step 2: Convert to fraction form
    110,714.72/166,031.30 = 39,618.07/x
  3. Step 3: Cross multiply
    110,714.72x = 166,031.30 × 39,618.07
  4. Step 4: Simplify right side
    110,714.72x = 6,577,839,349.56
  5. Step 5: Solve for x
    x = 6,577,839,349.56/110,714.72
  6. Step 6: Final answer
    x = 59,412.51

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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.