Home / 141,917.06-212,875.59-57,723.03

Finding the Fourth Proportional to 141,917.06, 212,875.59 and 57,723.03

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Solution

The fourth proportional to 141,917.06, 212,875.59 and 57,723.03 is: 86,584.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,917.06 : 212,875.59 = 57,723.03 : x
  2. Step 2: Convert to fraction form
    141,917.06/212,875.59 = 57,723.03/x
  3. Step 3: Cross multiply
    141,917.06x = 212,875.59 × 57,723.03
  4. Step 4: Simplify right side
    141,917.06x = 12,287,824,284.30
  5. Step 5: Solve for x
    x = 12,287,824,284.30/141,917.06
  6. Step 6: Final answer
    x = 86,584.55

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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.