Home / 166,686.30-249,854.49-119,913.66

Finding the Fourth Proportional to 166,686.30, 249,854.49 and 119,913.66

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Solution

The fourth proportional to 166,686.30, 249,854.49 and 119,913.66 is: 179,744.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,686.30 : 249,854.49 = 119,913.66 : x
  2. Step 2: Convert to fraction form
    166,686.30/249,854.49 = 119,913.66/x
  3. Step 3: Cross multiply
    166,686.30x = 249,854.49 × 119,913.66
  4. Step 4: Simplify right side
    166,686.30x = 29,960,966,363.33
  5. Step 5: Solve for x
    x = 29,960,966,363.33/166,686.30
  6. Step 6: Final answer
    x = 179,744.62

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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.