Home / 136,431.90-204,631.38-36,599.67

Finding the Fourth Proportional to 136,431.90, 204,631.38 and 36,599.67

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Solution

The fourth proportional to 136,431.90, 204,631.38 and 36,599.67 is: 54,895.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,431.90 : 204,631.38 = 36,599.67 : x
  2. Step 2: Convert to fraction form
    136,431.90/204,631.38 = 36,599.67/x
  3. Step 3: Cross multiply
    136,431.90x = 204,631.38 × 36,599.67
  4. Step 4: Simplify right side
    136,431.90x = 7,489,440,979.64
  5. Step 5: Solve for x
    x = 7,489,440,979.64/136,431.90
  6. Step 6: Final answer
    x = 54,895.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.