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Finding the Fourth Proportional to 248,068.26, 372,102.39 and 61,079.76

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Solution

The fourth proportional to 248,068.26, 372,102.39 and 61,079.76 is: 91,619.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,068.26 : 372,102.39 = 61,079.76 : x
  2. Step 2: Convert to fraction form
    248,068.26/372,102.39 = 61,079.76/x
  3. Step 3: Cross multiply
    248,068.26x = 372,102.39 × 61,079.76
  4. Step 4: Simplify right side
    248,068.26x = 22,727,924,676.63
  5. Step 5: Solve for x
    x = 22,727,924,676.63/248,068.26
  6. Step 6: Final answer
    x = 91,619.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.