Home / 204,659.33-282,437.69-118,621.13

Finding the Fourth Proportional to 204,659.33, 282,437.69 and 118,621.13

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Solution

The fourth proportional to 204,659.33, 282,437.69 and 118,621.13 is: 163,701.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,659.33 : 282,437.69 = 118,621.13 : x
  2. Step 2: Convert to fraction form
    204,659.33/282,437.69 = 118,621.13/x
  3. Step 3: Cross multiply
    204,659.33x = 282,437.69 × 118,621.13
  4. Step 4: Simplify right side
    204,659.33x = 33,503,075,937.10
  5. Step 5: Solve for x
    x = 33,503,075,937.10/204,659.33
  6. Step 6: Final answer
    x = 163,701.68

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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.