Home / 166,474.72-249,595.26-61,280.20

Finding the Fourth Proportional to 166,474.72, 249,595.26 and 61,280.20

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Solution

The fourth proportional to 166,474.72, 249,595.26 and 61,280.20 is: 91,877.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,474.72 : 249,595.26 = 61,280.20 : x
  2. Step 2: Convert to fraction form
    166,474.72/249,595.26 = 61,280.20/x
  3. Step 3: Cross multiply
    166,474.72x = 249,595.26 × 61,280.20
  4. Step 4: Simplify right side
    166,474.72x = 15,295,247,451.85
  5. Step 5: Solve for x
    x = 15,295,247,451.85/166,474.72
  6. Step 6: Final answer
    x = 91,877.30

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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.