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Finding the Fourth Proportional to 183,808.88, 275,712.30 and 71,567.18

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Solution

The fourth proportional to 183,808.88, 275,712.30 and 71,567.18 is: 107,350.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,808.88 : 275,712.30 = 71,567.18 : x
  2. Step 2: Convert to fraction form
    183,808.88/275,712.30 = 71,567.18/x
  3. Step 3: Cross multiply
    183,808.88x = 275,712.30 × 71,567.18
  4. Step 4: Simplify right side
    183,808.88x = 19,731,951,802.31
  5. Step 5: Solve for x
    x = 19,731,951,802.31/183,808.88
  6. Step 6: Final answer
    x = 107,350.37

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1.5x scale

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.