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Finding the Fourth Proportional to 178,136.73, 245,819.63 and 97,548.71

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Solution

The fourth proportional to 178,136.73, 245,819.63 and 97,548.71 is: 134,612.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,136.73 : 245,819.63 = 97,548.71 : x
  2. Step 2: Convert to fraction form
    178,136.73/245,819.63 = 97,548.71/x
  3. Step 3: Cross multiply
    178,136.73x = 245,819.63 × 97,548.71
  4. Step 4: Simplify right side
    178,136.73x = 23,979,388,657.60
  5. Step 5: Solve for x
    x = 23,979,388,657.60/178,136.73
  6. Step 6: Final answer
    x = 134,612.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.