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Finding the Fourth Proportional to 169,491.44, 254,156.34 and 62,802.20

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Solution

The fourth proportional to 169,491.44, 254,156.34 and 62,802.20 is: 94,173.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,491.44 : 254,156.34 = 62,802.20 : x
  2. Step 2: Convert to fraction form
    169,491.44/254,156.34 = 62,802.20/x
  3. Step 3: Cross multiply
    169,491.44x = 254,156.34 × 62,802.20
  4. Step 4: Simplify right side
    169,491.44x = 15,961,577,295.95
  5. Step 5: Solve for x
    x = 15,961,577,295.95/169,491.44
  6. Step 6: Final answer
    x = 94,173.35

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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.