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Finding the Fourth Proportional to 153,995.17, 230,670.54 and 123,846.44

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Solution

The fourth proportional to 153,995.17, 230,670.54 and 123,846.44 is: 185,510.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,995.17 : 230,670.54 = 123,846.44 : x
  2. Step 2: Convert to fraction form
    153,995.17/230,670.54 = 123,846.44/x
  3. Step 3: Cross multiply
    153,995.17x = 230,670.54 × 123,846.44
  4. Step 4: Simplify right side
    153,995.17x = 28,567,725,191.88
  5. Step 5: Solve for x
    x = 28,567,725,191.88/153,995.17
  6. Step 6: Final answer
    x = 185,510.53

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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.