Home / 214,947.18-322,420.76-96,480.13

Finding the Fourth Proportional to 214,947.18, 322,420.76 and 96,480.13

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Solution

The fourth proportional to 214,947.18, 322,420.76 and 96,480.13 is: 144,720.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,947.18 : 322,420.76 = 96,480.13 : x
  2. Step 2: Convert to fraction form
    214,947.18/322,420.76 = 96,480.13/x
  3. Step 3: Cross multiply
    214,947.18x = 322,420.76 × 96,480.13
  4. Step 4: Simplify right side
    214,947.18x = 31,107,196,839.50
  5. Step 5: Solve for x
    x = 31,107,196,839.50/214,947.18
  6. Step 6: Final answer
    x = 144,720.19

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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.