Home / 210,704.98-316,049.04-116,122.66

Finding the Fourth Proportional to 210,704.98, 316,049.04 and 116,122.66

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Solution

The fourth proportional to 210,704.98, 316,049.04 and 116,122.66 is: 174,179.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,704.98 : 316,049.04 = 116,122.66 : x
  2. Step 2: Convert to fraction form
    210,704.98/316,049.04 = 116,122.66/x
  3. Step 3: Cross multiply
    210,704.98x = 316,049.04 × 116,122.66
  4. Step 4: Simplify right side
    210,704.98x = 36,700,455,215.25
  5. Step 5: Solve for x
    x = 36,700,455,215.25/210,704.98
  6. Step 6: Final answer
    x = 174,179.34

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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.