Home / 262,246.85-393,081.69-149,681.35

Finding the Fourth Proportional to 262,246.85, 393,081.69 and 149,681.35

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Solution

The fourth proportional to 262,246.85, 393,081.69 and 149,681.35 is: 224,357.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,246.85 : 393,081.69 = 149,681.35 : x
  2. Step 2: Convert to fraction form
    262,246.85/393,081.69 = 149,681.35/x
  3. Step 3: Cross multiply
    262,246.85x = 393,081.69 × 149,681.35
  4. Step 4: Simplify right side
    262,246.85x = 58,836,999,072.14
  5. Step 5: Solve for x
    x = 58,836,999,072.14/262,246.85
  6. Step 6: Final answer
    x = 224,357.32

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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.