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Finding the Fourth Proportional to 247,967.30, 341,878.08 and 160,598.03

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Solution

The fourth proportional to 247,967.30, 341,878.08 and 160,598.03 is: 221,420.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,967.30 : 341,878.08 = 160,598.03 : x
  2. Step 2: Convert to fraction form
    247,967.30/341,878.08 = 160,598.03/x
  3. Step 3: Cross multiply
    247,967.30x = 341,878.08 × 160,598.03
  4. Step 4: Simplify right side
    247,967.30x = 54,904,947,002.88
  5. Step 5: Solve for x
    x = 54,904,947,002.88/247,967.30
  6. Step 6: Final answer
    x = 221,420.11

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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.