Home / 166,351.70-249,527.55-91,442.90

Finding the Fourth Proportional to 166,351.70, 249,527.55 and 91,442.90

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Solution

The fourth proportional to 166,351.70, 249,527.55 and 91,442.90 is: 137,164.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,351.70 : 249,527.55 = 91,442.90 : x
  2. Step 2: Convert to fraction form
    166,351.70/249,527.55 = 91,442.90/x
  3. Step 3: Cross multiply
    166,351.70x = 249,527.55 × 91,442.90
  4. Step 4: Simplify right side
    166,351.70x = 22,817,522,801.90
  5. Step 5: Solve for x
    x = 22,817,522,801.90/166,351.70
  6. Step 6: Final answer
    x = 137,164.35

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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.