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Finding the Fourth Proportional to 248,602.08, 372,902.84 and 61,613.58

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Solution

The fourth proportional to 248,602.08, 372,902.84 and 61,613.58 is: 92,420.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,602.08 : 372,902.84 = 61,613.58 : x
  2. Step 2: Convert to fraction form
    248,602.08/372,902.84 = 61,613.58/x
  3. Step 3: Cross multiply
    248,602.08x = 372,902.84 × 61,613.58
  4. Step 4: Simplify right side
    248,602.08x = 22,975,878,964.57
  5. Step 5: Solve for x
    x = 22,975,878,964.57/248,602.08
  6. Step 6: Final answer
    x = 92,420.30

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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.