Home / 245,890.20-368,835.30-162,784.20

Finding the Fourth Proportional to 245,890.20, 368,835.30 and 162,784.20

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Solution

The fourth proportional to 245,890.20, 368,835.30 and 162,784.20 is: 244,176.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,890.20 : 368,835.30 = 162,784.20 : x
  2. Step 2: Convert to fraction form
    245,890.20/368,835.30 = 162,784.20/x
  3. Step 3: Cross multiply
    245,890.20x = 368,835.30 × 162,784.20
  4. Step 4: Simplify right side
    245,890.20x = 60,040,559,242.26
  5. Step 5: Solve for x
    x = 60,040,559,242.26/245,890.20
  6. Step 6: Final answer
    x = 244,176.30

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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.