Home / 166,024.49-249,206.22-121,519.04

Finding the Fourth Proportional to 166,024.49, 249,206.22 and 121,519.04

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Solution

The fourth proportional to 166,024.49, 249,206.22 and 121,519.04 is: 182,402.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,024.49 : 249,206.22 = 121,519.04 : x
  2. Step 2: Convert to fraction form
    166,024.49/249,206.22 = 121,519.04/x
  3. Step 3: Cross multiply
    166,024.49x = 249,206.22 × 121,519.04
  4. Step 4: Simplify right side
    166,024.49x = 30,283,299,370.40
  5. Step 5: Solve for x
    x = 30,283,299,370.40/166,024.49
  6. Step 6: Final answer
    x = 182,402.61

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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.