Home / 201,725.72-302,448.06-89,344.84

Finding the Fourth Proportional to 201,725.72, 302,448.06 and 89,344.84

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Solution

The fourth proportional to 201,725.72, 302,448.06 and 89,344.84 is: 133,955.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,725.72 : 302,448.06 = 89,344.84 : x
  2. Step 2: Convert to fraction form
    201,725.72/302,448.06 = 89,344.84/x
  3. Step 3: Cross multiply
    201,725.72x = 302,448.06 × 89,344.84
  4. Step 4: Simplify right side
    201,725.72x = 27,022,173,529.01
  5. Step 5: Solve for x
    x = 27,022,173,529.01/201,725.72
  6. Step 6: Final answer
    x = 133,955.02

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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.