Home / 82,296.40-123,405.64-37,910.04

Finding the Fourth Proportional to 82,296.40, 123,405.64 and 37,910.04

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Solution

The fourth proportional to 82,296.40, 123,405.64 and 37,910.04 is: 56,847.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,296.40 : 123,405.64 = 37,910.04 : x
  2. Step 2: Convert to fraction form
    82,296.40/123,405.64 = 37,910.04/x
  3. Step 3: Cross multiply
    82,296.40x = 123,405.64 × 37,910.04
  4. Step 4: Simplify right side
    82,296.40x = 4,678,312,748.63
  5. Step 5: Solve for x
    x = 4,678,312,748.63/82,296.40
  6. Step 6: Final answer
    x = 56,847.11

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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.