Home / 136,261.72-187,935.06-116,185.24

Finding the Fourth Proportional to 136,261.72, 187,935.06 and 116,185.24

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Solution

The fourth proportional to 136,261.72, 187,935.06 and 116,185.24 is: 160,245.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,261.72 : 187,935.06 = 116,185.24 : x
  2. Step 2: Convert to fraction form
    136,261.72/187,935.06 = 116,185.24/x
  3. Step 3: Cross multiply
    136,261.72x = 187,935.06 × 116,185.24
  4. Step 4: Simplify right side
    136,261.72x = 21,835,280,050.51
  5. Step 5: Solve for x
    x = 21,835,280,050.51/136,261.72
  6. Step 6: Final answer
    x = 160,245.15

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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.