Home / 228,022.74-342,034.92-70,250.40

Finding the Fourth Proportional to 228,022.74, 342,034.92 and 70,250.40

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Solution

The fourth proportional to 228,022.74, 342,034.92 and 70,250.40 is: 105,375.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,022.74 : 342,034.92 = 70,250.40 : x
  2. Step 2: Convert to fraction form
    228,022.74/342,034.92 = 70,250.40/x
  3. Step 3: Cross multiply
    228,022.74x = 342,034.92 × 70,250.40
  4. Step 4: Simplify right side
    228,022.74x = 24,028,089,943.97
  5. Step 5: Solve for x
    x = 24,028,089,943.97/228,022.74
  6. Step 6: Final answer
    x = 105,375.85

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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.