Home / 204,482.02-282,178.78-118,442.69

Finding the Fourth Proportional to 204,482.02, 282,178.78 and 118,442.69

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Solution

The fourth proportional to 204,482.02, 282,178.78 and 118,442.69 is: 163,447.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,482.02 : 282,178.78 = 118,442.69 : x
  2. Step 2: Convert to fraction form
    204,482.02/282,178.78 = 118,442.69/x
  3. Step 3: Cross multiply
    204,482.02x = 282,178.78 × 118,442.69
  4. Step 4: Simplify right side
    204,482.02x = 33,422,012,765.82
  5. Step 5: Solve for x
    x = 33,422,012,765.82/204,482.02
  6. Step 6: Final answer
    x = 163,447.19

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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.