Home / 156,072.56-234,108.84-73,024.88

Finding the Fourth Proportional to 156,072.56, 234,108.84 and 73,024.88

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Solution

The fourth proportional to 156,072.56, 234,108.84 and 73,024.88 is: 109,537.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,072.56 : 234,108.84 = 73,024.88 : x
  2. Step 2: Convert to fraction form
    156,072.56/234,108.84 = 73,024.88/x
  3. Step 3: Cross multiply
    156,072.56x = 234,108.84 × 73,024.88
  4. Step 4: Simplify right side
    156,072.56x = 17,095,769,947.94
  5. Step 5: Solve for x
    x = 17,095,769,947.94/156,072.56
  6. Step 6: Final answer
    x = 109,537.32

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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.