Home / 293,603.43-440,474.10-91,189.20

Finding the Fourth Proportional to 293,603.43, 440,474.10 and 91,189.20

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Solution

The fourth proportional to 293,603.43, 440,474.10 and 91,189.20 is: 136,805.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,603.43 : 440,474.10 = 91,189.20 : x
  2. Step 2: Convert to fraction form
    293,603.43/440,474.10 = 91,189.20/x
  3. Step 3: Cross multiply
    293,603.43x = 440,474.10 × 91,189.20
  4. Step 4: Simplify right side
    293,603.43x = 40,166,480,799.72
  5. Step 5: Solve for x
    x = 40,166,480,799.72/293,603.43
  6. Step 6: Final answer
    x = 136,805.22

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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.