Home / 51,448.40-77,119.97-34,810.19

Finding the Fourth Proportional to 51,448.40, 77,119.97 and 34,810.19

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Solution

The fourth proportional to 51,448.40, 77,119.97 and 34,810.19 is: 52,179.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,448.40 : 77,119.97 = 34,810.19 : x
  2. Step 2: Convert to fraction form
    51,448.40/77,119.97 = 34,810.19/x
  3. Step 3: Cross multiply
    51,448.40x = 77,119.97 × 34,810.19
  4. Step 4: Simplify right side
    51,448.40x = 2,684,560,509.92
  5. Step 5: Solve for x
    x = 2,684,560,509.92/51,448.40
  6. Step 6: Final answer
    x = 52,179.67

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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.