Home / 213,302.30-320,011.78-93,337.44

Finding the Fourth Proportional to 213,302.30, 320,011.78 and 93,337.44

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Solution

The fourth proportional to 213,302.30, 320,011.78 and 93,337.44 is: 140,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,302.30 : 320,011.78 = 93,337.44 : x
  2. Step 2: Convert to fraction form
    213,302.30/320,011.78 = 93,337.44/x
  3. Step 3: Cross multiply
    213,302.30x = 320,011.78 × 93,337.44
  4. Step 4: Simplify right side
    213,302.30x = 29,869,080,315.04
  5. Step 5: Solve for x
    x = 29,869,080,315.04/213,302.30
  6. Step 6: Final answer
    x = 140,031.68

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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.