Home / 204,477.40-282,171.90-115,036.12

Finding the Fourth Proportional to 204,477.40, 282,171.90 and 115,036.12

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Solution

The fourth proportional to 204,477.40, 282,171.90 and 115,036.12 is: 158,745.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,477.40 : 282,171.90 = 115,036.12 : x
  2. Step 2: Convert to fraction form
    204,477.40/282,171.90 = 115,036.12/x
  3. Step 3: Cross multiply
    204,477.40x = 282,171.90 × 115,036.12
  4. Step 4: Simplify right side
    204,477.40x = 32,459,960,549.03
  5. Step 5: Solve for x
    x = 32,459,960,549.03/204,477.40
  6. Step 6: Final answer
    x = 158,745.96

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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.