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Finding the Fourth Proportional to 248,158.68, 372,056.52 and 79,583.04

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Solution

The fourth proportional to 248,158.68, 372,056.52 and 79,583.04 is: 119,316.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,158.68 : 372,056.52 = 79,583.04 : x
  2. Step 2: Convert to fraction form
    248,158.68/372,056.52 = 79,583.04/x
  3. Step 3: Cross multiply
    248,158.68x = 372,056.52 × 79,583.04
  4. Step 4: Simplify right side
    248,158.68x = 29,609,389,211.86
  5. Step 5: Solve for x
    x = 29,609,389,211.86/248,158.68
  6. Step 6: Final answer
    x = 119,316.36

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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.