Home / 201,822.68-302,147.57-117,325.22

Finding the Fourth Proportional to 201,822.68, 302,147.57 and 117,325.22

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Solution

The fourth proportional to 201,822.68, 302,147.57 and 117,325.22 is: 175,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,822.68 : 302,147.57 = 117,325.22 : x
  2. Step 2: Convert to fraction form
    201,822.68/302,147.57 = 117,325.22/x
  3. Step 3: Cross multiply
    201,822.68x = 302,147.57 × 117,325.22
  4. Step 4: Simplify right side
    201,822.68x = 35,449,528,905.29
  5. Step 5: Solve for x
    x = 35,449,528,905.29/201,822.68
  6. Step 6: Final answer
    x = 175,646.90

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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.