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Finding the Fourth Proportional to 70,329.66, 105,458.60 and 22,914.26

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Solution

The fourth proportional to 70,329.66, 105,458.60 and 22,914.26 is: 34,359.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,329.66 : 105,458.60 = 22,914.26 : x
  2. Step 2: Convert to fraction form
    70,329.66/105,458.60 = 22,914.26/x
  3. Step 3: Cross multiply
    70,329.66x = 105,458.60 × 22,914.26
  4. Step 4: Simplify right side
    70,329.66x = 2,416,505,705.10
  5. Step 5: Solve for x
    x = 2,416,505,705.10/70,329.66
  6. Step 6: Final answer
    x = 34,359.70

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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.