Home / 98,282.44-147,423.66-28,161.75

Finding the Fourth Proportional to 98,282.44, 147,423.66 and 28,161.75

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Solution

The fourth proportional to 98,282.44, 147,423.66 and 28,161.75 is: 42,242.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,282.44 : 147,423.66 = 28,161.75 : x
  2. Step 2: Convert to fraction form
    98,282.44/147,423.66 = 28,161.75/x
  3. Step 3: Cross multiply
    98,282.44x = 147,423.66 × 28,161.75
  4. Step 4: Simplify right side
    98,282.44x = 4,151,708,257.01
  5. Step 5: Solve for x
    x = 4,151,708,257.01/98,282.44
  6. Step 6: Final answer
    x = 42,242.63

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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.