Home / 243,044.20-364,566.30-239,107.60

Finding the Fourth Proportional to 243,044.20, 364,566.30 and 239,107.60

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Solution

The fourth proportional to 243,044.20, 364,566.30 and 239,107.60 is: 358,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,044.20 : 364,566.30 = 239,107.60 : x
  2. Step 2: Convert to fraction form
    243,044.20/364,566.30 = 239,107.60/x
  3. Step 3: Cross multiply
    243,044.20x = 364,566.30 × 239,107.60
  4. Step 4: Simplify right side
    243,044.20x = 87,170,573,033.88
  5. Step 5: Solve for x
    x = 87,170,573,033.88/243,044.20
  6. Step 6: Final answer
    x = 358,661.40

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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.