Home / 282,310.09-389,562.03-167,569.13

Finding the Fourth Proportional to 282,310.09, 389,562.03 and 167,569.13

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Solution

The fourth proportional to 282,310.09, 389,562.03 and 167,569.13 is: 231,230.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,310.09 : 389,562.03 = 167,569.13 : x
  2. Step 2: Convert to fraction form
    282,310.09/389,562.03 = 167,569.13/x
  3. Step 3: Cross multiply
    282,310.09x = 389,562.03 × 167,569.13
  4. Step 4: Simplify right side
    282,310.09x = 65,278,571,422.04
  5. Step 5: Solve for x
    x = 65,278,571,422.04/282,310.09
  6. Step 6: Final answer
    x = 231,230.04

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1.5x scale

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.