Home / 119,274.15-164,609.67-68,290.90

Finding the Fourth Proportional to 119,274.15, 164,609.67 and 68,290.90

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Solution

The fourth proportional to 119,274.15, 164,609.67 and 68,290.90 is: 94,247.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,274.15 : 164,609.67 = 68,290.90 : x
  2. Step 2: Convert to fraction form
    119,274.15/164,609.67 = 68,290.90/x
  3. Step 3: Cross multiply
    119,274.15x = 164,609.67 × 68,290.90
  4. Step 4: Simplify right side
    119,274.15x = 11,241,342,513.00
  5. Step 5: Solve for x
    x = 11,241,342,513.00/119,274.15
  6. Step 6: Final answer
    x = 94,247.94

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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.