Home / 70,450.26-97,223.85-38,619.15

Finding the Fourth Proportional to 70,450.26, 97,223.85 and 38,619.15

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Solution

The fourth proportional to 70,450.26, 97,223.85 and 38,619.15 is: 53,295.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,450.26 : 97,223.85 = 38,619.15 : x
  2. Step 2: Convert to fraction form
    70,450.26/97,223.85 = 38,619.15/x
  3. Step 3: Cross multiply
    70,450.26x = 97,223.85 × 38,619.15
  4. Step 4: Simplify right side
    70,450.26x = 3,754,702,446.73
  5. Step 5: Solve for x
    x = 3,754,702,446.73/70,450.26
  6. Step 6: Final answer
    x = 53,295.79

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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.