Home / 51,165.61-70,608.66-29,659.51

Finding the Fourth Proportional to 51,165.61, 70,608.66 and 29,659.51

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Solution

The fourth proportional to 51,165.61, 70,608.66 and 29,659.51 is: 40,930.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,165.61 : 70,608.66 = 29,659.51 : x
  2. Step 2: Convert to fraction form
    51,165.61/70,608.66 = 29,659.51/x
  3. Step 3: Cross multiply
    51,165.61x = 70,608.66 × 29,659.51
  4. Step 4: Simplify right side
    51,165.61x = 2,094,218,257.36
  5. Step 5: Solve for x
    x = 2,094,218,257.36/51,165.61
  6. Step 6: Final answer
    x = 40,930.19

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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.