Home / 141,747.12-212,551.36-61,852.60

Finding the Fourth Proportional to 141,747.12, 212,551.36 and 61,852.60

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Solution

The fourth proportional to 141,747.12, 212,551.36 and 61,852.60 is: 92,748.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,747.12 : 212,551.36 = 61,852.60 : x
  2. Step 2: Convert to fraction form
    141,747.12/212,551.36 = 61,852.60/x
  3. Step 3: Cross multiply
    141,747.12x = 212,551.36 × 61,852.60
  4. Step 4: Simplify right side
    141,747.12x = 13,146,854,249.54
  5. Step 5: Solve for x
    x = 13,146,854,249.54/141,747.12
  6. Step 6: Final answer
    x = 92,748.65

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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.