Home / 214,862.69-296,515.79-118,065.75

Finding the Fourth Proportional to 214,862.69, 296,515.79 and 118,065.75

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Solution

The fourth proportional to 214,862.69, 296,515.79 and 118,065.75 is: 162,933.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,862.69 : 296,515.79 = 118,065.75 : x
  2. Step 2: Convert to fraction form
    214,862.69/296,515.79 = 118,065.75/x
  3. Step 3: Cross multiply
    214,862.69x = 296,515.79 × 118,065.75
  4. Step 4: Simplify right side
    214,862.69x = 35,008,359,133.19
  5. Step 5: Solve for x
    x = 35,008,359,133.19/214,862.69
  6. Step 6: Final answer
    x = 162,933.64

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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.