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Finding the Fourth Proportional to 225,260.64, 310,828.94 and 134,597.46

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Solution

The fourth proportional to 225,260.64, 310,828.94 and 134,597.46 is: 185,726.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,260.64 : 310,828.94 = 134,597.46 : x
  2. Step 2: Convert to fraction form
    225,260.64/310,828.94 = 134,597.46/x
  3. Step 3: Cross multiply
    225,260.64x = 310,828.94 × 134,597.46
  4. Step 4: Simplify right side
    225,260.64x = 41,836,785,145.51
  5. Step 5: Solve for x
    x = 41,836,785,145.51/225,260.64
  6. Step 6: Final answer
    x = 185,726.12

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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.