Home / 106,313.55-159,448.41-47,111.46

Finding the Fourth Proportional to 106,313.55, 159,448.41 and 47,111.46

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Solution

The fourth proportional to 106,313.55, 159,448.41 and 47,111.46 is: 70,657.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,313.55 : 159,448.41 = 47,111.46 : x
  2. Step 2: Convert to fraction form
    106,313.55/159,448.41 = 47,111.46/x
  3. Step 3: Cross multiply
    106,313.55x = 159,448.41 × 47,111.46
  4. Step 4: Simplify right side
    106,313.55x = 7,511,847,389.78
  5. Step 5: Solve for x
    x = 7,511,847,389.78/106,313.55
  6. Step 6: Final answer
    x = 70,657.48

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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.