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Finding the Fourth Proportional to 183,970.14, 275,901.91 and 71,625.32

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Solution

The fourth proportional to 183,970.14, 275,901.91 and 71,625.32 is: 107,417.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,970.14 : 275,901.91 = 71,625.32 : x
  2. Step 2: Convert to fraction form
    183,970.14/275,901.91 = 71,625.32/x
  3. Step 3: Cross multiply
    183,970.14x = 275,901.91 × 71,625.32
  4. Step 4: Simplify right side
    183,970.14x = 19,761,562,592.36
  5. Step 5: Solve for x
    x = 19,761,562,592.36/183,970.14
  6. Step 6: Final answer
    x = 107,417.23

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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.