Home / 286,570.24-395,464.08-159,243.16

Finding the Fourth Proportional to 286,570.24, 395,464.08 and 159,243.16

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Solution

The fourth proportional to 286,570.24, 395,464.08 and 159,243.16 is: 219,753.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,570.24 : 395,464.08 = 159,243.16 : x
  2. Step 2: Convert to fraction form
    286,570.24/395,464.08 = 159,243.16/x
  3. Step 3: Cross multiply
    286,570.24x = 395,464.08 × 159,243.16
  4. Step 4: Simplify right side
    286,570.24x = 62,974,949,765.69
  5. Step 5: Solve for x
    x = 62,974,949,765.69/286,570.24
  6. Step 6: Final answer
    x = 219,753.98

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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.