Home / 325,026.24-487,709.28-133,043.10

Finding the Fourth Proportional to 325,026.24, 487,709.28 and 133,043.10

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Solution

The fourth proportional to 325,026.24, 487,709.28 and 133,043.10 is: 199,634.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,026.24 : 487,709.28 = 133,043.10 : x
  2. Step 2: Convert to fraction form
    325,026.24/487,709.28 = 133,043.10/x
  3. Step 3: Cross multiply
    325,026.24x = 487,709.28 × 133,043.10
  4. Step 4: Simplify right side
    325,026.24x = 64,886,354,509.97
  5. Step 5: Solve for x
    x = 64,886,354,509.97/325,026.24
  6. Step 6: Final answer
    x = 199,634.20

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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.