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Finding the Fourth Proportional to 172,484.58, 238,028.35 and 97,033.08

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Solution

The fourth proportional to 172,484.58, 238,028.35 and 97,033.08 is: 133,905.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,484.58 : 238,028.35 = 97,033.08 : x
  2. Step 2: Convert to fraction form
    172,484.58/238,028.35 = 97,033.08/x
  3. Step 3: Cross multiply
    172,484.58x = 238,028.35 × 97,033.08
  4. Step 4: Simplify right side
    172,484.58x = 23,096,623,927.82
  5. Step 5: Solve for x
    x = 23,096,623,927.82/172,484.58
  6. Step 6: Final answer
    x = 133,905.44

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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.