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Finding the Fourth Proportional to 225,190.44, 310,627.44 and 148,710.24

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Solution

The fourth proportional to 225,190.44, 310,627.44 and 148,710.24 is: 205,130.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,190.44 : 310,627.44 = 148,710.24 : x
  2. Step 2: Convert to fraction form
    225,190.44/310,627.44 = 148,710.24/x
  3. Step 3: Cross multiply
    225,190.44x = 310,627.44 × 148,710.24
  4. Step 4: Simplify right side
    225,190.44x = 46,193,481,152.99
  5. Step 5: Solve for x
    x = 46,193,481,152.99/225,190.44
  6. Step 6: Final answer
    x = 205,130.74

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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.