Home / 166,445.38-249,643.50-61,239.88

Finding the Fourth Proportional to 166,445.38, 249,643.50 and 61,239.88

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Solution

The fourth proportional to 166,445.38, 249,643.50 and 61,239.88 is: 91,850.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,445.38 : 249,643.50 = 61,239.88 : x
  2. Step 2: Convert to fraction form
    166,445.38/249,643.50 = 61,239.88/x
  3. Step 3: Cross multiply
    166,445.38x = 249,643.50 × 61,239.88
  4. Step 4: Simplify right side
    166,445.38x = 15,288,137,982.78
  5. Step 5: Solve for x
    x = 15,288,137,982.78/166,445.38
  6. Step 6: Final answer
    x = 91,850.78

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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.