Home / 179,963.01-248,397.08-103,490.51

Finding the Fourth Proportional to 179,963.01, 248,397.08 and 103,490.51

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Solution

The fourth proportional to 179,963.01, 248,397.08 and 103,490.51 is: 142,844.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,963.01 : 248,397.08 = 103,490.51 : x
  2. Step 2: Convert to fraction form
    179,963.01/248,397.08 = 103,490.51/x
  3. Step 3: Cross multiply
    179,963.01x = 248,397.08 × 103,490.51
  4. Step 4: Simplify right side
    179,963.01x = 25,706,738,732.27
  5. Step 5: Solve for x
    x = 25,706,738,732.27/179,963.01
  6. Step 6: Final answer
    x = 142,844.57

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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.