Home / 219,530.88-302,949.76-124,035.84

Finding the Fourth Proportional to 219,530.88, 302,949.76 and 124,035.84

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Solution

The fourth proportional to 219,530.88, 302,949.76 and 124,035.84 is: 171,167.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,530.88 : 302,949.76 = 124,035.84 : x
  2. Step 2: Convert to fraction form
    219,530.88/302,949.76 = 124,035.84/x
  3. Step 3: Cross multiply
    219,530.88x = 302,949.76 × 124,035.84
  4. Step 4: Simplify right side
    219,530.88x = 37,576,627,959.40
  5. Step 5: Solve for x
    x = 37,576,627,959.40/219,530.88
  6. Step 6: Final answer
    x = 171,167.85

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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.