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Finding the Fourth Proportional to 230,335.50, 345,551.04 and 97,216.86

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Solution

The fourth proportional to 230,335.50, 345,551.04 and 97,216.86 is: 145,845.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,335.50 : 345,551.04 = 97,216.86 : x
  2. Step 2: Convert to fraction form
    230,335.50/345,551.04 = 97,216.86/x
  3. Step 3: Cross multiply
    230,335.50x = 345,551.04 × 97,216.86
  4. Step 4: Simplify right side
    230,335.50x = 33,593,387,078.53
  5. Step 5: Solve for x
    x = 33,593,387,078.53/230,335.50
  6. Step 6: Final answer
    x = 145,845.46

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1.5x scale

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.