Home / 251,418.60-346,951.98-136,695.60

Finding the Fourth Proportional to 251,418.60, 346,951.98 and 136,695.60

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Solution

The fourth proportional to 251,418.60, 346,951.98 and 136,695.60 is: 188,636.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,418.60 : 346,951.98 = 136,695.60 : x
  2. Step 2: Convert to fraction form
    251,418.60/346,951.98 = 136,695.60/x
  3. Step 3: Cross multiply
    251,418.60x = 346,951.98 × 136,695.60
  4. Step 4: Simplify right side
    251,418.60x = 47,426,809,077.29
  5. Step 5: Solve for x
    x = 47,426,809,077.29/251,418.60
  6. Step 6: Final answer
    x = 188,636.84

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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.