Home / 70,509.06-105,758.63-33,077.34

Finding the Fourth Proportional to 70,509.06, 105,758.63 and 33,077.34

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Solution

The fourth proportional to 70,509.06, 105,758.63 and 33,077.34 is: 49,613.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,509.06 : 105,758.63 = 33,077.34 : x
  2. Step 2: Convert to fraction form
    70,509.06/105,758.63 = 33,077.34/x
  3. Step 3: Cross multiply
    70,509.06x = 105,758.63 × 33,077.34
  4. Step 4: Simplify right side
    70,509.06x = 3,498,214,121.10
  5. Step 5: Solve for x
    x = 3,498,214,121.10/70,509.06
  6. Step 6: Final answer
    x = 49,613.68

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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.