Home / 215,945.45-298,002.74-119,150.19

Finding the Fourth Proportional to 215,945.45, 298,002.74 and 119,150.19

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Solution

The fourth proportional to 215,945.45, 298,002.74 and 119,150.19 is: 164,426.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,945.45 : 298,002.74 = 119,150.19 : x
  2. Step 2: Convert to fraction form
    215,945.45/298,002.74 = 119,150.19/x
  3. Step 3: Cross multiply
    215,945.45x = 298,002.74 × 119,150.19
  4. Step 4: Simplify right side
    215,945.45x = 35,507,082,495.77
  5. Step 5: Solve for x
    x = 35,507,082,495.77/215,945.45
  6. Step 6: Final answer
    x = 164,426.17

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Double scale
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1.5x scale

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.