Home / 219,722.54-303,215.37-124,248.02

Finding the Fourth Proportional to 219,722.54, 303,215.37 and 124,248.02

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Solution

The fourth proportional to 219,722.54, 303,215.37 and 124,248.02 is: 171,461.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,722.54 : 303,215.37 = 124,248.02 : x
  2. Step 2: Convert to fraction form
    219,722.54/303,215.37 = 124,248.02/x
  3. Step 3: Cross multiply
    219,722.54x = 303,215.37 × 124,248.02
  4. Step 4: Simplify right side
    219,722.54x = 37,673,909,356.07
  5. Step 5: Solve for x
    x = 37,673,909,356.07/219,722.54
  6. Step 6: Final answer
    x = 171,461.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.