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Finding the Fourth Proportional to 232,003.10, 347,838.60 and 89,726.60

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Solution

The fourth proportional to 232,003.10, 347,838.60 and 89,726.60 is: 134,525.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,003.10 : 347,838.60 = 89,726.60 : x
  2. Step 2: Convert to fraction form
    232,003.10/347,838.60 = 89,726.60/x
  3. Step 3: Cross multiply
    232,003.10x = 347,838.60 × 89,726.60
  4. Step 4: Simplify right side
    232,003.10x = 31,210,374,926.76
  5. Step 5: Solve for x
    x = 31,210,374,926.76/232,003.10
  6. Step 6: Final answer
    x = 134,525.68

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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.