Home / 45,630.51-68,302.37-29,009.31

Finding the Fourth Proportional to 45,630.51, 68,302.37 and 29,009.31

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Solution

The fourth proportional to 45,630.51, 68,302.37 and 29,009.31 is: 43,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,630.51 : 68,302.37 = 29,009.31 : x
  2. Step 2: Convert to fraction form
    45,630.51/68,302.37 = 29,009.31/x
  3. Step 3: Cross multiply
    45,630.51x = 68,302.37 × 29,009.31
  4. Step 4: Simplify right side
    45,630.51x = 1,981,404,480.02
  5. Step 5: Solve for x
    x = 1,981,404,480.02/45,630.51
  6. Step 6: Final answer
    x = 43,422.80

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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.