Home / 166,086.30-249,165.90-53,747.40

Finding the Fourth Proportional to 166,086.30, 249,165.90 and 53,747.40

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Solution

The fourth proportional to 166,086.30, 249,165.90 and 53,747.40 is: 80,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,086.30 : 249,165.90 = 53,747.40 : x
  2. Step 2: Convert to fraction form
    166,086.30/249,165.90 = 53,747.40/x
  3. Step 3: Cross multiply
    166,086.30x = 249,165.90 × 53,747.40
  4. Step 4: Simplify right side
    166,086.30x = 13,392,019,293.66
  5. Step 5: Solve for x
    x = 13,392,019,293.66/166,086.30
  6. Step 6: Final answer
    x = 80,632.90

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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.