Home / 69,639.48-104,427.27-38,060.16

Finding the Fourth Proportional to 69,639.48, 104,427.27 and 38,060.16

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Solution

The fourth proportional to 69,639.48, 104,427.27 and 38,060.16 is: 57,072.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,639.48 : 104,427.27 = 38,060.16 : x
  2. Step 2: Convert to fraction form
    69,639.48/104,427.27 = 38,060.16/x
  3. Step 3: Cross multiply
    69,639.48x = 104,427.27 × 38,060.16
  4. Step 4: Simplify right side
    69,639.48x = 3,974,518,604.56
  5. Step 5: Solve for x
    x = 3,974,518,604.56/69,639.48
  6. Step 6: Final answer
    x = 57,072.78

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1.5x scale

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.