Home / 136,406.48-204,420.06-118,600.65

Finding the Fourth Proportional to 136,406.48, 204,420.06 and 118,600.65

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Solution

The fourth proportional to 136,406.48, 204,420.06 and 118,600.65 is: 177,736.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,406.48 : 204,420.06 = 118,600.65 : x
  2. Step 2: Convert to fraction form
    136,406.48/204,420.06 = 118,600.65/x
  3. Step 3: Cross multiply
    136,406.48x = 204,420.06 × 118,600.65
  4. Step 4: Simplify right side
    136,406.48x = 24,244,351,989.04
  5. Step 5: Solve for x
    x = 24,244,351,989.04/136,406.48
  6. Step 6: Final answer
    x = 177,736.08

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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.