Home / 368,118.47-552,161.88-115,393.29

Finding the Fourth Proportional to 368,118.47, 552,161.88 and 115,393.29

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Solution

The fourth proportional to 368,118.47, 552,161.88 and 115,393.29 is: 173,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,118.47 : 552,161.88 = 115,393.29 : x
  2. Step 2: Convert to fraction form
    368,118.47/552,161.88 = 115,393.29/x
  3. Step 3: Cross multiply
    368,118.47x = 552,161.88 × 115,393.29
  4. Step 4: Simplify right side
    368,118.47x = 63,715,775,945.79
  5. Step 5: Solve for x
    x = 63,715,775,945.79/368,118.47
  6. Step 6: Final answer
    x = 173,084.98

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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.