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Finding the Fourth Proportional to 239,714.58, 359,732.39 and 99,473.34

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Solution

The fourth proportional to 239,714.58, 359,732.39 and 99,473.34 is: 149,276.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,714.58 : 359,732.39 = 99,473.34 : x
  2. Step 2: Convert to fraction form
    239,714.58/359,732.39 = 99,473.34/x
  3. Step 3: Cross multiply
    239,714.58x = 359,732.39 × 99,473.34
  4. Step 4: Simplify right side
    239,714.58x = 35,783,781,842.12
  5. Step 5: Solve for x
    x = 35,783,781,842.12/239,714.58
  6. Step 6: Final answer
    x = 149,276.62

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1.5x scale

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.