Home / 315,003.36-472,357.27-115,184.03

Finding the Fourth Proportional to 315,003.36, 472,357.27 and 115,184.03

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Solution

The fourth proportional to 315,003.36, 472,357.27 and 115,184.03 is: 172,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,003.36 : 472,357.27 = 115,184.03 : x
  2. Step 2: Convert to fraction form
    315,003.36/472,357.27 = 115,184.03/x
  3. Step 3: Cross multiply
    315,003.36x = 472,357.27 × 115,184.03
  4. Step 4: Simplify right side
    315,003.36x = 54,408,011,740.59
  5. Step 5: Solve for x
    x = 54,408,011,740.59/315,003.36
  6. Step 6: Final answer
    x = 172,722.00

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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.