Home / 141,770.48-212,648.65-53,017.46

Finding the Fourth Proportional to 141,770.48, 212,648.65 and 53,017.46

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Solution

The fourth proportional to 141,770.48, 212,648.65 and 53,017.46 is: 79,523.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,770.48 : 212,648.65 = 53,017.46 : x
  2. Step 2: Convert to fraction form
    141,770.48/212,648.65 = 53,017.46/x
  3. Step 3: Cross multiply
    141,770.48x = 212,648.65 × 53,017.46
  4. Step 4: Simplify right side
    141,770.48x = 11,274,089,967.10
  5. Step 5: Solve for x
    x = 11,274,089,967.10/141,770.48
  6. Step 6: Final answer
    x = 79,523.54

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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.