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Finding the Fourth Proportional to 35,164.80, 48,853.80 and 34,840.80

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Solution

The fourth proportional to 35,164.80, 48,853.80 and 34,840.80 is: 48,403.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,164.80 : 48,853.80 = 34,840.80 : x
  2. Step 2: Convert to fraction form
    35,164.80/48,853.80 = 34,840.80/x
  3. Step 3: Cross multiply
    35,164.80x = 48,853.80 × 34,840.80
  4. Step 4: Simplify right side
    35,164.80x = 1,702,105,475.04
  5. Step 5: Solve for x
    x = 1,702,105,475.04/35,164.80
  6. Step 6: Final answer
    x = 48,403.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.