Home / 70,040.31-96,647.22-39,825.69

Finding the Fourth Proportional to 70,040.31, 96,647.22 and 39,825.69

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Solution

The fourth proportional to 70,040.31, 96,647.22 and 39,825.69 is: 54,954.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,040.31 : 96,647.22 = 39,825.69 : x
  2. Step 2: Convert to fraction form
    70,040.31/96,647.22 = 39,825.69/x
  3. Step 3: Cross multiply
    70,040.31x = 96,647.22 × 39,825.69
  4. Step 4: Simplify right side
    70,040.31x = 3,849,042,223.08
  5. Step 5: Solve for x
    x = 3,849,042,223.08/70,040.31
  6. Step 6: Final answer
    x = 54,954.67

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1.5x scale

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.