Home / 166,131.60-249,235.56-47,803.92

Finding the Fourth Proportional to 166,131.60, 249,235.56 and 47,803.92

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Solution

The fourth proportional to 166,131.60, 249,235.56 and 47,803.92 is: 71,716.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,131.60 : 249,235.56 = 47,803.92 : x
  2. Step 2: Convert to fraction form
    166,131.60/249,235.56 = 47,803.92/x
  3. Step 3: Cross multiply
    166,131.60x = 249,235.56 × 47,803.92
  4. Step 4: Simplify right side
    166,131.60x = 11,914,436,771.40
  5. Step 5: Solve for x
    x = 11,914,436,771.40/166,131.60
  6. Step 6: Final answer
    x = 71,716.86

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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.