Home / 188,480.57-282,716.96-62,128.40

Finding the Fourth Proportional to 188,480.57, 282,716.96 and 62,128.40

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Solution

The fourth proportional to 188,480.57, 282,716.96 and 62,128.40 is: 93,191.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,480.57 : 282,716.96 = 62,128.40 : x
  2. Step 2: Convert to fraction form
    188,480.57/282,716.96 = 62,128.40/x
  3. Step 3: Cross multiply
    188,480.57x = 282,716.96 × 62,128.40
  4. Step 4: Simplify right side
    188,480.57x = 17,564,750,964.08
  5. Step 5: Solve for x
    x = 17,564,750,964.08/188,480.57
  6. Step 6: Final answer
    x = 93,191.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.