Home / 251,256.61-346,747.41-142,382.08

Finding the Fourth Proportional to 251,256.61, 346,747.41 and 142,382.08

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Solution

The fourth proportional to 251,256.61, 346,747.41 and 142,382.08 is: 196,494.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,256.61 : 346,747.41 = 142,382.08 : x
  2. Step 2: Convert to fraction form
    251,256.61/346,747.41 = 142,382.08/x
  3. Step 3: Cross multiply
    251,256.61x = 346,747.41 × 142,382.08
  4. Step 4: Simplify right side
    251,256.61x = 49,370,615,024.77
  5. Step 5: Solve for x
    x = 49,370,615,024.77/251,256.61
  6. Step 6: Final answer
    x = 196,494.79

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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.