Home / 368,308.11-552,469.01-115,582.95

Finding the Fourth Proportional to 368,308.11, 552,469.01 and 115,582.95

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Solution

The fourth proportional to 368,308.11, 552,469.01 and 115,582.95 is: 173,376.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,308.11 : 552,469.01 = 115,582.95 : x
  2. Step 2: Convert to fraction form
    368,308.11/552,469.01 = 115,582.95/x
  3. Step 3: Cross multiply
    368,308.11x = 552,469.01 × 115,582.95
  4. Step 4: Simplify right side
    368,308.11x = 63,855,997,381.46
  5. Step 5: Solve for x
    x = 63,855,997,381.46/368,308.11
  6. Step 6: Final answer
    x = 173,376.57

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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.