Home / 166,114.85-249,211.94-53,795.21

Finding the Fourth Proportional to 166,114.85, 249,211.94 and 53,795.21

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Solution

The fourth proportional to 166,114.85, 249,211.94 and 53,795.21 is: 80,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,114.85 : 249,211.94 = 53,795.21 : x
  2. Step 2: Convert to fraction form
    166,114.85/249,211.94 = 53,795.21/x
  3. Step 3: Cross multiply
    166,114.85x = 249,211.94 × 53,795.21
  4. Step 4: Simplify right side
    166,114.85x = 13,406,407,131.77
  5. Step 5: Solve for x
    x = 13,406,407,131.77/166,114.85
  6. Step 6: Final answer
    x = 80,705.65

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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.