Home / 251,002-346,385.19-137,827.18

Finding the Fourth Proportional to 251,002, 346,385.19 and 137,827.18

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Solution

The fourth proportional to 251,002, 346,385.19 and 137,827.18 is: 190,202.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,002 : 346,385.19 = 137,827.18 : x
  2. Step 2: Convert to fraction form
    251,002/346,385.19 = 137,827.18/x
  3. Step 3: Cross multiply
    251,002x = 346,385.19 × 137,827.18
  4. Step 4: Simplify right side
    251,002x = 47,741,293,931.46
  5. Step 5: Solve for x
    x = 47,741,293,931.46/251,002
  6. Step 6: Final answer
    x = 190,202.84

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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.