Home / 282,736.20-424,247.76-188,032.32

Finding the Fourth Proportional to 282,736.20, 424,247.76 and 188,032.32

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Solution

The fourth proportional to 282,736.20, 424,247.76 and 188,032.32 is: 282,143.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,736.20 : 424,247.76 = 188,032.32 : x
  2. Step 2: Convert to fraction form
    282,736.20/424,247.76 = 188,032.32/x
  3. Step 3: Cross multiply
    282,736.20x = 424,247.76 × 188,032.32
  4. Step 4: Simplify right side
    282,736.20x = 79,772,290,567.60
  5. Step 5: Solve for x
    x = 79,772,290,567.60/282,736.20
  6. Step 6: Final answer
    x = 282,143.89

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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.