Home / 231,307.12-346,705.62-151,311.88

Finding the Fourth Proportional to 231,307.12, 346,705.62 and 151,311.88

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Solution

The fourth proportional to 231,307.12, 346,705.62 and 151,311.88 is: 226,800.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,307.12 : 346,705.62 = 151,311.88 : x
  2. Step 2: Convert to fraction form
    231,307.12/346,705.62 = 151,311.88/x
  3. Step 3: Cross multiply
    231,307.12x = 346,705.62 × 151,311.88
  4. Step 4: Simplify right side
    231,307.12x = 52,460,679,168.77
  5. Step 5: Solve for x
    x = 52,460,679,168.77/231,307.12
  6. Step 6: Final answer
    x = 226,800.97

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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.