Home / 208,845.06-313,217.38-96,417.28

Finding the Fourth Proportional to 208,845.06, 313,217.38 and 96,417.28

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Solution

The fourth proportional to 208,845.06, 313,217.38 and 96,417.28 is: 144,602.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,845.06 : 313,217.38 = 96,417.28 : x
  2. Step 2: Convert to fraction form
    208,845.06/313,217.38 = 96,417.28/x
  3. Step 3: Cross multiply
    208,845.06x = 313,217.38 × 96,417.28
  4. Step 4: Simplify right side
    208,845.06x = 30,199,567,828.33
  5. Step 5: Solve for x
    x = 30,199,567,828.33/208,845.06
  6. Step 6: Final answer
    x = 144,602.74

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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.