Home / 136,752-205,134.24-41,975.28

Finding the Fourth Proportional to 136,752, 205,134.24 and 41,975.28

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Solution

The fourth proportional to 136,752, 205,134.24 and 41,975.28 is: 62,964.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,752 : 205,134.24 = 41,975.28 : x
  2. Step 2: Convert to fraction form
    136,752/205,134.24 = 41,975.28/x
  3. Step 3: Cross multiply
    136,752x = 205,134.24 × 41,975.28
  4. Step 4: Simplify right side
    136,752x = 8,610,567,161.59
  5. Step 5: Solve for x
    x = 8,610,567,161.59/136,752
  6. Step 6: Final answer
    x = 62,964.84

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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.