Home / 70,060.24-105,075.78-27,914.32

Finding the Fourth Proportional to 70,060.24, 105,075.78 and 27,914.32

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Solution

The fourth proportional to 70,060.24, 105,075.78 and 27,914.32 is: 41,865.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,060.24 : 105,075.78 = 27,914.32 : x
  2. Step 2: Convert to fraction form
    70,060.24/105,075.78 = 27,914.32/x
  3. Step 3: Cross multiply
    70,060.24x = 105,075.78 × 27,914.32
  4. Step 4: Simplify right side
    70,060.24x = 2,933,118,947.17
  5. Step 5: Solve for x
    x = 2,933,118,947.17/70,060.24
  6. Step 6: Final answer
    x = 41,865.67

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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.