Home / 207,077.67-285,764.04-116,433.81

Finding the Fourth Proportional to 207,077.67, 285,764.04 and 116,433.81

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Solution

The fourth proportional to 207,077.67, 285,764.04 and 116,433.81 is: 160,676.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,077.67 : 285,764.04 = 116,433.81 : x
  2. Step 2: Convert to fraction form
    207,077.67/285,764.04 = 116,433.81/x
  3. Step 3: Cross multiply
    207,077.67x = 285,764.04 × 116,433.81
  4. Step 4: Simplify right side
    207,077.67x = 33,272,595,938.19
  5. Step 5: Solve for x
    x = 33,272,595,938.19/207,077.67
  6. Step 6: Final answer
    x = 160,676.89

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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.