Home / 245,720.24-339,198.55-165,194.47

Finding the Fourth Proportional to 245,720.24, 339,198.55 and 165,194.47

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Solution

The fourth proportional to 245,720.24, 339,198.55 and 165,194.47 is: 228,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,720.24 : 339,198.55 = 165,194.47 : x
  2. Step 2: Convert to fraction form
    245,720.24/339,198.55 = 165,194.47/x
  3. Step 3: Cross multiply
    245,720.24x = 339,198.55 × 165,194.47
  4. Step 4: Simplify right side
    245,720.24x = 56,033,724,692.02
  5. Step 5: Solve for x
    x = 56,033,724,692.02/245,720.24
  6. Step 6: Final answer
    x = 228,038.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.