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Finding the Fourth Proportional to 201,544.58, 302,368.81 and 144,684.40

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Solution

The fourth proportional to 201,544.58, 302,368.81 and 144,684.40 is: 217,063.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,544.58 : 302,368.81 = 144,684.40 : x
  2. Step 2: Convert to fraction form
    201,544.58/302,368.81 = 144,684.40/x
  3. Step 3: Cross multiply
    201,544.58x = 302,368.81 × 144,684.40
  4. Step 4: Simplify right side
    201,544.58x = 43,748,049,853.56
  5. Step 5: Solve for x
    x = 43,748,049,853.56/201,544.58
  6. Step 6: Final answer
    x = 217,063.89

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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.