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Finding the Fourth Proportional to 368,053.67, 552,080.59 and 115,334.10

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Solution

The fourth proportional to 368,053.67, 552,080.59 and 115,334.10 is: 173,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,053.67 : 552,080.59 = 115,334.10 : x
  2. Step 2: Convert to fraction form
    368,053.67/552,080.59 = 115,334.10/x
  3. Step 3: Cross multiply
    368,053.67x = 552,080.59 × 115,334.10
  4. Step 4: Simplify right side
    368,053.67x = 63,673,717,686.78
  5. Step 5: Solve for x
    x = 63,673,717,686.78/368,053.67
  6. Step 6: Final answer
    x = 173,001.17

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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.