Home / 141,766.06-212,610.21-52,990.06

Finding the Fourth Proportional to 141,766.06, 212,610.21 and 52,990.06

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Solution

The fourth proportional to 141,766.06, 212,610.21 and 52,990.06 is: 79,470.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,766.06 : 212,610.21 = 52,990.06 : x
  2. Step 2: Convert to fraction form
    141,766.06/212,610.21 = 52,990.06/x
  3. Step 3: Cross multiply
    141,766.06x = 212,610.21 × 52,990.06
  4. Step 4: Simplify right side
    141,766.06x = 11,266,227,784.51
  5. Step 5: Solve for x
    x = 11,266,227,784.51/141,766.06
  6. Step 6: Final answer
    x = 79,470.56

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1.5x scale

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.