Home / 204,864.84-282,715.59-118,829.61

Finding the Fourth Proportional to 204,864.84, 282,715.59 and 118,829.61

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Solution

The fourth proportional to 204,864.84, 282,715.59 and 118,829.61 is: 163,986.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,864.84 : 282,715.59 = 118,829.61 : x
  2. Step 2: Convert to fraction form
    204,864.84/282,715.59 = 118,829.61/x
  3. Step 3: Cross multiply
    204,864.84x = 282,715.59 × 118,829.61
  4. Step 4: Simplify right side
    204,864.84x = 33,594,983,300.62
  5. Step 5: Solve for x
    x = 33,594,983,300.62/204,864.84
  6. Step 6: Final answer
    x = 163,986.09

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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.