Home / 218,224.36-301,165.38-133,357.64

Finding the Fourth Proportional to 218,224.36, 301,165.38 and 133,357.64

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Solution

The fourth proportional to 218,224.36, 301,165.38 and 133,357.64 is: 184,043.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,224.36 : 301,165.38 = 133,357.64 : x
  2. Step 2: Convert to fraction form
    218,224.36/301,165.38 = 133,357.64/x
  3. Step 3: Cross multiply
    218,224.36x = 301,165.38 × 133,357.64
  4. Step 4: Simplify right side
    218,224.36x = 40,162,704,326.50
  5. Step 5: Solve for x
    x = 40,162,704,326.50/218,224.36
  6. Step 6: Final answer
    x = 184,043.18

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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.