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Finding the Fourth Proportional to 183,487.40, 275,231.10 and 83,842.22

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Solution

The fourth proportional to 183,487.40, 275,231.10 and 83,842.22 is: 125,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,487.40 : 275,231.10 = 83,842.22 : x
  2. Step 2: Convert to fraction form
    183,487.40/275,231.10 = 83,842.22/x
  3. Step 3: Cross multiply
    183,487.40x = 275,231.10 × 83,842.22
  4. Step 4: Simplify right side
    183,487.40x = 23,075,986,437.04
  5. Step 5: Solve for x
    x = 23,075,986,437.04/183,487.40
  6. Step 6: Final answer
    x = 125,763.33

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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.