Home / 73,265.06-109,888.67-31,162.07

Finding the Fourth Proportional to 73,265.06, 109,888.67 and 31,162.07

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Solution

The fourth proportional to 73,265.06, 109,888.67 and 31,162.07 is: 46,739.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,265.06 : 109,888.67 = 31,162.07 : x
  2. Step 2: Convert to fraction form
    73,265.06/109,888.67 = 31,162.07/x
  3. Step 3: Cross multiply
    73,265.06x = 109,888.67 × 31,162.07
  4. Step 4: Simplify right side
    73,265.06x = 3,424,357,877.30
  5. Step 5: Solve for x
    x = 3,424,357,877.30/73,265.06
  6. Step 6: Final answer
    x = 46,739.31

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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.