Home / 141,561.12-212,193.60-52,776

Finding the Fourth Proportional to 141,561.12, 212,193.60 and 52,776

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Solution

The fourth proportional to 141,561.12, 212,193.60 and 52,776 is: 79,108.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,561.12 : 212,193.60 = 52,776 : x
  2. Step 2: Convert to fraction form
    141,561.12/212,193.60 = 52,776/x
  3. Step 3: Cross multiply
    141,561.12x = 212,193.60 × 52,776
  4. Step 4: Simplify right side
    141,561.12x = 11,198,729,433.60
  5. Step 5: Solve for x
    x = 11,198,729,433.60/141,561.12
  6. Step 6: Final answer
    x = 79,108.79

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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.