Home / 208,389.33-287,573.31-116,508.24

Finding the Fourth Proportional to 208,389.33, 287,573.31 and 116,508.24

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Solution

The fourth proportional to 208,389.33, 287,573.31 and 116,508.24 is: 160,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,389.33 : 287,573.31 = 116,508.24 : x
  2. Step 2: Convert to fraction form
    208,389.33/287,573.31 = 116,508.24/x
  3. Step 3: Cross multiply
    208,389.33x = 287,573.31 × 116,508.24
  4. Step 4: Simplify right side
    208,389.33x = 33,504,660,219.07
  5. Step 5: Solve for x
    x = 33,504,660,219.07/208,389.33
  6. Step 6: Final answer
    x = 160,779.15

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1.5x scale

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.