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Finding the Fourth Proportional to 183,810.51, 275,714.73 and 71,568.81

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Solution

The fourth proportional to 183,810.51, 275,714.73 and 71,568.81 is: 107,352.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,810.51 : 275,714.73 = 71,568.81 : x
  2. Step 2: Convert to fraction form
    183,810.51/275,714.73 = 71,568.81/x
  3. Step 3: Cross multiply
    183,810.51x = 275,714.73 × 71,568.81
  4. Step 4: Simplify right side
    183,810.51x = 19,732,575,125.57
  5. Step 5: Solve for x
    x = 19,732,575,125.57/183,810.51
  6. Step 6: Final answer
    x = 107,352.81

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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.