Home / 208,513.26-287,779.04-132,039.34

Finding the Fourth Proportional to 208,513.26, 287,779.04 and 132,039.34

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Solution

The fourth proportional to 208,513.26, 287,779.04 and 132,039.34 is: 182,233.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,513.26 : 287,779.04 = 132,039.34 : x
  2. Step 2: Convert to fraction form
    208,513.26/287,779.04 = 132,039.34/x
  3. Step 3: Cross multiply
    208,513.26x = 287,779.04 × 132,039.34
  4. Step 4: Simplify right side
    208,513.26x = 37,998,153,622.94
  5. Step 5: Solve for x
    x = 37,998,153,622.94/208,513.26
  6. Step 6: Final answer
    x = 182,233.75

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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.