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Finding the Fourth Proportional to 269,797.36, 372,325.80 and 148,938.16

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Solution

The fourth proportional to 269,797.36, 372,325.80 and 148,938.16 is: 205,537.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,797.36 : 372,325.80 = 148,938.16 : x
  2. Step 2: Convert to fraction form
    269,797.36/372,325.80 = 148,938.16/x
  3. Step 3: Cross multiply
    269,797.36x = 372,325.80 × 148,938.16
  4. Step 4: Simplify right side
    269,797.36x = 55,453,519,572.53
  5. Step 5: Solve for x
    x = 55,453,519,572.53/269,797.36
  6. Step 6: Final answer
    x = 205,537.67

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1.5x scale

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.