Home / 208,006.93-287,042.83-131,567.77

Finding the Fourth Proportional to 208,006.93, 287,042.83 and 131,567.77

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Solution

The fourth proportional to 208,006.93, 287,042.83 and 131,567.77 is: 181,559.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,006.93 : 287,042.83 = 131,567.77 : x
  2. Step 2: Convert to fraction form
    208,006.93/287,042.83 = 131,567.77/x
  3. Step 3: Cross multiply
    208,006.93x = 287,042.83 × 131,567.77
  4. Step 4: Simplify right side
    208,006.93x = 37,765,585,037.59
  5. Step 5: Solve for x
    x = 37,765,585,037.59/208,006.93
  6. Step 6: Final answer
    x = 181,559.26

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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.