Home / 166,564.20-249,846.30-148,193.40

Finding the Fourth Proportional to 166,564.20, 249,846.30 and 148,193.40

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Solution

The fourth proportional to 166,564.20, 249,846.30 and 148,193.40 is: 222,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,564.20 : 249,846.30 = 148,193.40 : x
  2. Step 2: Convert to fraction form
    166,564.20/249,846.30 = 148,193.40/x
  3. Step 3: Cross multiply
    166,564.20x = 249,846.30 × 148,193.40
  4. Step 4: Simplify right side
    166,564.20x = 37,025,572,674.42
  5. Step 5: Solve for x
    x = 37,025,572,674.42/166,564.20
  6. Step 6: Final answer
    x = 222,290.10

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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.