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Finding the Fourth Proportional to 61,704.62, 85,152.45 and 33,410.30

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Solution

The fourth proportional to 61,704.62, 85,152.45 and 33,410.30 is: 46,106.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,704.62 : 85,152.45 = 33,410.30 : x
  2. Step 2: Convert to fraction form
    61,704.62/85,152.45 = 33,410.30/x
  3. Step 3: Cross multiply
    61,704.62x = 85,152.45 × 33,410.30
  4. Step 4: Simplify right side
    61,704.62x = 2,844,968,900.24
  5. Step 5: Solve for x
    x = 2,844,968,900.24/61,704.62
  6. Step 6: Final answer
    x = 46,106.25

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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.