Home / 166,430.20-249,475.20-82,060.60

Finding the Fourth Proportional to 166,430.20, 249,475.20 and 82,060.60

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Solution

The fourth proportional to 166,430.20, 249,475.20 and 82,060.60 is: 123,007.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,430.20 : 249,475.20 = 82,060.60 : x
  2. Step 2: Convert to fraction form
    166,430.20/249,475.20 = 82,060.60/x
  3. Step 3: Cross multiply
    166,430.20x = 249,475.20 × 82,060.60
  4. Step 4: Simplify right side
    166,430.20x = 20,472,084,597.12
  5. Step 5: Solve for x
    x = 20,472,084,597.12/166,430.20
  6. Step 6: Final answer
    x = 123,007.03

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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.