Home / 190,240.88-262,368.60-118,546.16

Finding the Fourth Proportional to 190,240.88, 262,368.60 and 118,546.16

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Solution

The fourth proportional to 190,240.88, 262,368.60 and 118,546.16 is: 163,491.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,240.88 : 262,368.60 = 118,546.16 : x
  2. Step 2: Convert to fraction form
    190,240.88/262,368.60 = 118,546.16/x
  3. Step 3: Cross multiply
    190,240.88x = 262,368.60 × 118,546.16
  4. Step 4: Simplify right side
    190,240.88x = 31,102,790,034.58
  5. Step 5: Solve for x
    x = 31,102,790,034.58/190,240.88
  6. Step 6: Final answer
    x = 163,491.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.