Home / 179,963.88-248,351.46-99,389.16

Finding the Fourth Proportional to 179,963.88, 248,351.46 and 99,389.16

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Solution

The fourth proportional to 179,963.88, 248,351.46 and 99,389.16 is: 137,157.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,963.88 : 248,351.46 = 99,389.16 : x
  2. Step 2: Convert to fraction form
    179,963.88/248,351.46 = 99,389.16/x
  3. Step 3: Cross multiply
    179,963.88x = 248,351.46 × 99,389.16
  4. Step 4: Simplify right side
    179,963.88x = 24,683,442,994.17
  5. Step 5: Solve for x
    x = 24,683,442,994.17/179,963.88
  6. Step 6: Final answer
    x = 137,157.76

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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.