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Finding the Fourth Proportional to 183,774.42, 275,732.91 and 71,533.53

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Solution

The fourth proportional to 183,774.42, 275,732.91 and 71,533.53 is: 107,328.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,774.42 : 275,732.91 = 71,533.53 : x
  2. Step 2: Convert to fraction form
    183,774.42/275,732.91 = 71,533.53/x
  3. Step 3: Cross multiply
    183,774.42x = 275,732.91 × 71,533.53
  4. Step 4: Simplify right side
    183,774.42x = 19,724,148,389.47
  5. Step 5: Solve for x
    x = 19,724,148,389.47/183,774.42
  6. Step 6: Final answer
    x = 107,328.04

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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.