Home / 197,209.19-295,712.46-90,501.28

Finding the Fourth Proportional to 197,209.19, 295,712.46 and 90,501.28

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Solution

The fourth proportional to 197,209.19, 295,712.46 and 90,501.28 is: 135,705.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,209.19 : 295,712.46 = 90,501.28 : x
  2. Step 2: Convert to fraction form
    197,209.19/295,712.46 = 90,501.28/x
  3. Step 3: Cross multiply
    197,209.19x = 295,712.46 × 90,501.28
  4. Step 4: Simplify right side
    197,209.19x = 26,762,356,811.52
  5. Step 5: Solve for x
    x = 26,762,356,811.52/197,209.19
  6. Step 6: Final answer
    x = 135,705.43

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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.