Home / 153,174.51-229,731.39-145,579.41

Finding the Fourth Proportional to 153,174.51, 229,731.39 and 145,579.41

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Solution

The fourth proportional to 153,174.51, 229,731.39 and 145,579.41 is: 218,340.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,174.51 : 229,731.39 = 145,579.41 : x
  2. Step 2: Convert to fraction form
    153,174.51/229,731.39 = 145,579.41/x
  3. Step 3: Cross multiply
    153,174.51x = 229,731.39 × 145,579.41
  4. Step 4: Simplify right side
    153,174.51x = 33,444,160,214.68
  5. Step 5: Solve for x
    x = 33,444,160,214.68/153,174.51
  6. Step 6: Final answer
    x = 218,340.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.