Home / 251,377.86-346,897.30-136,659.35

Finding the Fourth Proportional to 251,377.86, 346,897.30 and 136,659.35

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Solution

The fourth proportional to 251,377.86, 346,897.30 and 136,659.35 is: 188,587.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,377.86 : 346,897.30 = 136,659.35 : x
  2. Step 2: Convert to fraction form
    251,377.86/346,897.30 = 136,659.35/x
  3. Step 3: Cross multiply
    251,377.86x = 346,897.30 × 136,659.35
  4. Step 4: Simplify right side
    251,377.86x = 47,406,757,116.97
  5. Step 5: Solve for x
    x = 47,406,757,116.97/251,377.86
  6. Step 6: Final answer
    x = 188,587.64

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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.