Home / 141,932.69-212,899.07-57,738.66

Finding the Fourth Proportional to 141,932.69, 212,899.07 and 57,738.66

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Solution

The fourth proportional to 141,932.69, 212,899.07 and 57,738.66 is: 86,608.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,932.69 : 212,899.07 = 57,738.66 : x
  2. Step 2: Convert to fraction form
    141,932.69/212,899.07 = 57,738.66/x
  3. Step 3: Cross multiply
    141,932.69x = 212,899.07 × 57,738.66
  4. Step 4: Simplify right side
    141,932.69x = 12,292,507,017.05
  5. Step 5: Solve for x
    x = 12,292,507,017.05/141,932.69
  6. Step 6: Final answer
    x = 86,608.00

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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.