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Finding the Fourth Proportional to 70,841.58, 106,328.07 and 35,805.84

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Solution

The fourth proportional to 70,841.58, 106,328.07 and 35,805.84 is: 53,741.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,841.58 : 106,328.07 = 35,805.84 : x
  2. Step 2: Convert to fraction form
    70,841.58/106,328.07 = 35,805.84/x
  3. Step 3: Cross multiply
    70,841.58x = 106,328.07 × 35,805.84
  4. Step 4: Simplify right side
    70,841.58x = 3,807,165,861.93
  5. Step 5: Solve for x
    x = 3,807,165,861.93/70,841.58
  6. Step 6: Final answer
    x = 53,741.97

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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.