Home / 286,571.24-395,465.46-159,244.16

Finding the Fourth Proportional to 286,571.24, 395,465.46 and 159,244.16

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Solution

The fourth proportional to 286,571.24, 395,465.46 and 159,244.16 is: 219,755.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,571.24 : 395,465.46 = 159,244.16 : x
  2. Step 2: Convert to fraction form
    286,571.24/395,465.46 = 159,244.16/x
  3. Step 3: Cross multiply
    286,571.24x = 395,465.46 × 159,244.16
  4. Step 4: Simplify right side
    286,571.24x = 62,975,564,986.71
  5. Step 5: Solve for x
    x = 62,975,564,986.71/286,571.24
  6. Step 6: Final answer
    x = 219,755.36

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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.