Home / 113,661.06-170,540.74-61,009.04

Finding the Fourth Proportional to 113,661.06, 170,540.74 and 61,009.04

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Solution

The fourth proportional to 113,661.06, 170,540.74 and 61,009.04 is: 91,539.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,661.06 : 170,540.74 = 61,009.04 : x
  2. Step 2: Convert to fraction form
    113,661.06/170,540.74 = 61,009.04/x
  3. Step 3: Cross multiply
    113,661.06x = 170,540.74 × 61,009.04
  4. Step 4: Simplify right side
    113,661.06x = 10,404,526,828.29
  5. Step 5: Solve for x
    x = 10,404,526,828.29/113,661.06
  6. Step 6: Final answer
    x = 91,539.94

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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.