Home / 112,538.44-155,297.25-61,541.25

Finding the Fourth Proportional to 112,538.44, 155,297.25 and 61,541.25

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Solution

The fourth proportional to 112,538.44, 155,297.25 and 61,541.25 is: 84,923.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,538.44 : 155,297.25 = 61,541.25 : x
  2. Step 2: Convert to fraction form
    112,538.44/155,297.25 = 61,541.25/x
  3. Step 3: Cross multiply
    112,538.44x = 155,297.25 × 61,541.25
  4. Step 4: Simplify right side
    112,538.44x = 9,557,186,886.56
  5. Step 5: Solve for x
    x = 9,557,186,886.56/112,538.44
  6. Step 6: Final answer
    x = 84,923.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.