Home / 208,041.03-287,093.82-116,161.74

Finding the Fourth Proportional to 208,041.03, 287,093.82 and 116,161.74

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Solution

The fourth proportional to 208,041.03, 287,093.82 and 116,161.74 is: 160,301.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,041.03 : 287,093.82 = 116,161.74 : x
  2. Step 2: Convert to fraction form
    208,041.03/287,093.82 = 116,161.74/x
  3. Step 3: Cross multiply
    208,041.03x = 287,093.82 × 116,161.74
  4. Step 4: Simplify right side
    208,041.03x = 33,349,317,674.45
  5. Step 5: Solve for x
    x = 33,349,317,674.45/208,041.03
  6. Step 6: Final answer
    x = 160,301.64

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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.