Home / 251,827.45-347,521.94-137,106.10

Finding the Fourth Proportional to 251,827.45, 347,521.94 and 137,106.10

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Solution

The fourth proportional to 251,827.45, 347,521.94 and 137,106.10 is: 189,206.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,827.45 : 347,521.94 = 137,106.10 : x
  2. Step 2: Convert to fraction form
    251,827.45/347,521.94 = 137,106.10/x
  3. Step 3: Cross multiply
    251,827.45x = 347,521.94 × 137,106.10
  4. Step 4: Simplify right side
    251,827.45x = 47,647,377,857.83
  5. Step 5: Solve for x
    x = 47,647,377,857.83/251,827.45
  6. Step 6: Final answer
    x = 189,206.45

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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.