Home / 166,246.20-249,369.30-130,816.80

Finding the Fourth Proportional to 166,246.20, 249,369.30 and 130,816.80

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Solution

The fourth proportional to 166,246.20, 249,369.30 and 130,816.80 is: 196,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,246.20 : 249,369.30 = 130,816.80 : x
  2. Step 2: Convert to fraction form
    166,246.20/249,369.30 = 130,816.80/x
  3. Step 3: Cross multiply
    166,246.20x = 249,369.30 × 130,816.80
  4. Step 4: Simplify right side
    166,246.20x = 32,621,693,844.24
  5. Step 5: Solve for x
    x = 32,621,693,844.24/166,246.20
  6. Step 6: Final answer
    x = 196,225.20

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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.