Home / 136,466.82-188,319.47-76,034.34

Finding the Fourth Proportional to 136,466.82, 188,319.47 and 76,034.34

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Solution

The fourth proportional to 136,466.82, 188,319.47 and 76,034.34 is: 104,924.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,466.82 : 188,319.47 = 76,034.34 : x
  2. Step 2: Convert to fraction form
    136,466.82/188,319.47 = 76,034.34/x
  3. Step 3: Cross multiply
    136,466.82x = 188,319.47 × 76,034.34
  4. Step 4: Simplify right side
    136,466.82x = 14,318,746,230.43
  5. Step 5: Solve for x
    x = 14,318,746,230.43/136,466.82
  6. Step 6: Final answer
    x = 104,924.74

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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.