Home / 219,701.75-303,176.63-124,202.75

Finding the Fourth Proportional to 219,701.75, 303,176.63 and 124,202.75

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Solution

The fourth proportional to 219,701.75, 303,176.63 and 124,202.75 is: 171,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,701.75 : 303,176.63 = 124,202.75 : x
  2. Step 2: Convert to fraction form
    219,701.75/303,176.63 = 124,202.75/x
  3. Step 3: Cross multiply
    219,701.75x = 303,176.63 × 124,202.75
  4. Step 4: Simplify right side
    219,701.75x = 37,655,371,181.73
  5. Step 5: Solve for x
    x = 37,655,371,181.73/219,701.75
  6. Step 6: Final answer
    x = 171,393.13

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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.