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Finding the Fourth Proportional to 104,295.45, 156,188.01 and 94,186.66

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Solution

The fourth proportional to 104,295.45, 156,188.01 and 94,186.66 is: 141,049.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,295.45 : 156,188.01 = 94,186.66 : x
  2. Step 2: Convert to fraction form
    104,295.45/156,188.01 = 94,186.66/x
  3. Step 3: Cross multiply
    104,295.45x = 156,188.01 × 94,186.66
  4. Step 4: Simplify right side
    104,295.45x = 14,710,826,810.25
  5. Step 5: Solve for x
    x = 14,710,826,810.25/104,295.45
  6. Step 6: Final answer
    x = 141,049.56

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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.