Home / 166,269.20-249,440.69-47,931.30

Finding the Fourth Proportional to 166,269.20, 249,440.69 and 47,931.30

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Solution

The fourth proportional to 166,269.20, 249,440.69 and 47,931.30 is: 71,907.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,269.20 : 249,440.69 = 47,931.30 : x
  2. Step 2: Convert to fraction form
    166,269.20/249,440.69 = 47,931.30/x
  3. Step 3: Cross multiply
    166,269.20x = 249,440.69 × 47,931.30
  4. Step 4: Simplify right side
    166,269.20x = 11,956,016,664.43
  5. Step 5: Solve for x
    x = 11,956,016,664.43/166,269.20
  6. Step 6: Final answer
    x = 71,907.59

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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.