Home / 310,314.11-465,094.91-141,603.26

Finding the Fourth Proportional to 310,314.11, 465,094.91 and 141,603.26

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Solution

The fourth proportional to 310,314.11, 465,094.91 and 141,603.26 is: 212,233.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,314.11 : 465,094.91 = 141,603.26 : x
  2. Step 2: Convert to fraction form
    310,314.11/465,094.91 = 141,603.26/x
  3. Step 3: Cross multiply
    310,314.11x = 465,094.91 × 141,603.26
  4. Step 4: Simplify right side
    310,314.11x = 65,858,953,493.94
  5. Step 5: Solve for x
    x = 65,858,953,493.94/310,314.11
  6. Step 6: Final answer
    x = 212,233.19

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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.