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Finding the Fourth Proportional to 225,027.97, 310,533.91 and 123,052.28

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Solution

The fourth proportional to 225,027.97, 310,533.91 and 123,052.28 is: 169,809.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,027.97 : 310,533.91 = 123,052.28 : x
  2. Step 2: Convert to fraction form
    225,027.97/310,533.91 = 123,052.28/x
  3. Step 3: Cross multiply
    225,027.97x = 310,533.91 × 123,052.28
  4. Step 4: Simplify right side
    225,027.97x = 38,211,903,782.51
  5. Step 5: Solve for x
    x = 38,211,903,782.51/225,027.97
  6. Step 6: Final answer
    x = 169,809.58

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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.