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Finding the Fourth Proportional to 61,739.40, 92,630.70 and 26,704.20

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Solution

The fourth proportional to 61,739.40, 92,630.70 and 26,704.20 is: 40,065.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,739.40 : 92,630.70 = 26,704.20 : x
  2. Step 2: Convert to fraction form
    61,739.40/92,630.70 = 26,704.20/x
  3. Step 3: Cross multiply
    61,739.40x = 92,630.70 × 26,704.20
  4. Step 4: Simplify right side
    61,739.40x = 2,473,628,738.94
  5. Step 5: Solve for x
    x = 2,473,628,738.94/61,739.40
  6. Step 6: Final answer
    x = 40,065.64

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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.