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Finding the Fourth Proportional to 232,670.80, 348,866.04 and 104,563.60

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Solution

The fourth proportional to 232,670.80, 348,866.04 and 104,563.60 is: 156,782.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,670.80 : 348,866.04 = 104,563.60 : x
  2. Step 2: Convert to fraction form
    232,670.80/348,866.04 = 104,563.60/x
  3. Step 3: Cross multiply
    232,670.80x = 348,866.04 × 104,563.60
  4. Step 4: Simplify right side
    232,670.80x = 36,478,689,060.14
  5. Step 5: Solve for x
    x = 36,478,689,060.14/232,670.80
  6. Step 6: Final answer
    x = 156,782.41

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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.