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Finding the Fourth Proportional to 218,299.68, 301,258.44 and 133,463.52

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Solution

The fourth proportional to 218,299.68, 301,258.44 and 133,463.52 is: 184,182.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,299.68 : 301,258.44 = 133,463.52 : x
  2. Step 2: Convert to fraction form
    218,299.68/301,258.44 = 133,463.52/x
  3. Step 3: Cross multiply
    218,299.68x = 301,258.44 × 133,463.52
  4. Step 4: Simplify right side
    218,299.68x = 40,207,011,832.11
  5. Step 5: Solve for x
    x = 40,207,011,832.11/218,299.68
  6. Step 6: Final answer
    x = 184,182.64

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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.