Home / 166,176.80-249,265.20-47,860.10

Finding the Fourth Proportional to 166,176.80, 249,265.20 and 47,860.10

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Solution

The fourth proportional to 166,176.80, 249,265.20 and 47,860.10 is: 71,790.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,176.80 : 249,265.20 = 47,860.10 : x
  2. Step 2: Convert to fraction form
    166,176.80/249,265.20 = 47,860.10/x
  3. Step 3: Cross multiply
    166,176.80x = 249,265.20 × 47,860.10
  4. Step 4: Simplify right side
    166,176.80x = 11,929,857,398.52
  5. Step 5: Solve for x
    x = 11,929,857,398.52/166,176.80
  6. Step 6: Final answer
    x = 71,790.15

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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.