Home / 136,180.44-204,303.47-42,686.19

Finding the Fourth Proportional to 136,180.44, 204,303.47 and 42,686.19

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Solution

The fourth proportional to 136,180.44, 204,303.47 and 42,686.19 is: 64,039.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,180.44 : 204,303.47 = 42,686.19 : x
  2. Step 2: Convert to fraction form
    136,180.44/204,303.47 = 42,686.19/x
  3. Step 3: Cross multiply
    136,180.44x = 204,303.47 × 42,686.19
  4. Step 4: Simplify right side
    136,180.44x = 8,720,936,738.08
  5. Step 5: Solve for x
    x = 8,720,936,738.08/136,180.44
  6. Step 6: Final answer
    x = 64,039.57

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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.