Home / 112,644.02-155,448.33-60,961.01

Finding the Fourth Proportional to 112,644.02, 155,448.33 and 60,961.01

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Solution

The fourth proportional to 112,644.02, 155,448.33 and 60,961.01 is: 84,125.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,644.02 : 155,448.33 = 60,961.01 : x
  2. Step 2: Convert to fraction form
    112,644.02/155,448.33 = 60,961.01/x
  3. Step 3: Cross multiply
    112,644.02x = 155,448.33 × 60,961.01
  4. Step 4: Simplify right side
    112,644.02x = 9,476,286,422.37
  5. Step 5: Solve for x
    x = 9,476,286,422.37/112,644.02
  6. Step 6: Final answer
    x = 84,125.96

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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.