Home / 141,427.50-212,242.42-51,470.08

Finding the Fourth Proportional to 141,427.50, 212,242.42 and 51,470.08

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Solution

The fourth proportional to 141,427.50, 212,242.42 and 51,470.08 is: 77,241.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,427.50 : 212,242.42 = 51,470.08 : x
  2. Step 2: Convert to fraction form
    141,427.50/212,242.42 = 51,470.08/x
  3. Step 3: Cross multiply
    141,427.50x = 212,242.42 × 51,470.08
  4. Step 4: Simplify right side
    141,427.50x = 10,924,134,336.79
  5. Step 5: Solve for x
    x = 10,924,134,336.79/141,427.50
  6. Step 6: Final answer
    x = 77,241.94

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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.