Home / 166,066.20-249,197.72-155,558.27

Finding the Fourth Proportional to 166,066.20, 249,197.72 and 155,558.27

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Solution

The fourth proportional to 166,066.20, 249,197.72 and 155,558.27 is: 233,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,066.20 : 249,197.72 = 155,558.27 : x
  2. Step 2: Convert to fraction form
    166,066.20/249,197.72 = 155,558.27/x
  3. Step 3: Cross multiply
    166,066.20x = 249,197.72 × 155,558.27
  4. Step 4: Simplify right side
    166,066.20x = 38,764,766,056.35
  5. Step 5: Solve for x
    x = 38,764,766,056.35/166,066.20
  6. Step 6: Final answer
    x = 233,429.60

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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.