Home / 204,448.64-282,139.06-113,802.64

Finding the Fourth Proportional to 204,448.64, 282,139.06 and 113,802.64

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Solution

The fourth proportional to 204,448.64, 282,139.06 and 113,802.64 is: 157,047.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,448.64 : 282,139.06 = 113,802.64 : x
  2. Step 2: Convert to fraction form
    204,448.64/282,139.06 = 113,802.64/x
  3. Step 3: Cross multiply
    204,448.64x = 282,139.06 × 113,802.64
  4. Step 4: Simplify right side
    204,448.64x = 32,108,169,875.12
  5. Step 5: Solve for x
    x = 32,108,169,875.12/204,448.64
  6. Step 6: Final answer
    x = 157,047.61

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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.