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Finding the Fourth Proportional to 133,152.67, 183,743.24 and 75,805.95

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Solution

The fourth proportional to 133,152.67, 183,743.24 and 75,805.95 is: 104,607.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,152.67 : 183,743.24 = 75,805.95 : x
  2. Step 2: Convert to fraction form
    133,152.67/183,743.24 = 75,805.95/x
  3. Step 3: Cross multiply
    133,152.67x = 183,743.24 × 75,805.95
  4. Step 4: Simplify right side
    133,152.67x = 13,928,830,864.28
  5. Step 5: Solve for x
    x = 13,928,830,864.28/133,152.67
  6. Step 6: Final answer
    x = 104,607.97

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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.