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Finding the Fourth Proportional to 178,134.73, 245,813.13 and 97,549.25

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Solution

The fourth proportional to 178,134.73, 245,813.13 and 97,549.25 is: 134,610.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,134.73 : 245,813.13 = 97,549.25 : x
  2. Step 2: Convert to fraction form
    178,134.73/245,813.13 = 97,549.25/x
  3. Step 3: Cross multiply
    178,134.73x = 245,813.13 × 97,549.25
  4. Step 4: Simplify right side
    178,134.73x = 23,978,885,242.59
  5. Step 5: Solve for x
    x = 23,978,885,242.59/178,134.73
  6. Step 6: Final answer
    x = 134,610.95

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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.