Home / 70,227.19-105,247.23-30,741.31

Finding the Fourth Proportional to 70,227.19, 105,247.23 and 30,741.31

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Solution

The fourth proportional to 70,227.19, 105,247.23 and 30,741.31 is: 46,071.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,227.19 : 105,247.23 = 30,741.31 : x
  2. Step 2: Convert to fraction form
    70,227.19/105,247.23 = 30,741.31/x
  3. Step 3: Cross multiply
    70,227.19x = 105,247.23 × 30,741.31
  4. Step 4: Simplify right side
    70,227.19x = 3,235,437,724.07
  5. Step 5: Solve for x
    x = 3,235,437,724.07/70,227.19
  6. Step 6: Final answer
    x = 46,071.01

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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.