Home / 45,052.83-62,159.25-31,440.51

Finding the Fourth Proportional to 45,052.83, 62,159.25 and 31,440.51

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Solution

The fourth proportional to 45,052.83, 62,159.25 and 31,440.51 is: 43,378.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,052.83 : 62,159.25 = 31,440.51 : x
  2. Step 2: Convert to fraction form
    45,052.83/62,159.25 = 31,440.51/x
  3. Step 3: Cross multiply
    45,052.83x = 62,159.25 × 31,440.51
  4. Step 4: Simplify right side
    45,052.83x = 1,954,318,521.22
  5. Step 5: Solve for x
    x = 1,954,318,521.22/45,052.83
  6. Step 6: Final answer
    x = 43,378.37

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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.