Home / 269,290.74-371,642.64-148,453.50

Finding the Fourth Proportional to 269,290.74, 371,642.64 and 148,453.50

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Solution

The fourth proportional to 269,290.74, 371,642.64 and 148,453.50 is: 204,877.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,290.74 : 371,642.64 = 148,453.50 : x
  2. Step 2: Convert to fraction form
    269,290.74/371,642.64 = 148,453.50/x
  3. Step 3: Cross multiply
    269,290.74x = 371,642.64 × 148,453.50
  4. Step 4: Simplify right side
    269,290.74x = 55,171,650,657.24
  5. Step 5: Solve for x
    x = 55,171,650,657.24/269,290.74
  6. Step 6: Final answer
    x = 204,877.64

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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.