Home / 136,125.65-204,198.20-36,285.32

Finding the Fourth Proportional to 136,125.65, 204,198.20 and 36,285.32

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Solution

The fourth proportional to 136,125.65, 204,198.20 and 36,285.32 is: 54,430.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,125.65 : 204,198.20 = 36,285.32 : x
  2. Step 2: Convert to fraction form
    136,125.65/204,198.20 = 36,285.32/x
  3. Step 3: Cross multiply
    136,125.65x = 204,198.20 × 36,285.32
  4. Step 4: Simplify right side
    136,125.65x = 7,409,395,828.01
  5. Step 5: Solve for x
    x = 7,409,395,828.01/136,125.65
  6. Step 6: Final answer
    x = 54,430.57

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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.