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Finding the Fourth Proportional to 70,693.45, 106,037.40 and 23,946.32

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Solution

The fourth proportional to 70,693.45, 106,037.40 and 23,946.32 is: 35,918.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,693.45 : 106,037.40 = 23,946.32 : x
  2. Step 2: Convert to fraction form
    70,693.45/106,037.40 = 23,946.32/x
  3. Step 3: Cross multiply
    70,693.45x = 106,037.40 × 23,946.32
  4. Step 4: Simplify right side
    70,693.45x = 2,539,205,512.37
  5. Step 5: Solve for x
    x = 2,539,205,512.37/70,693.45
  6. Step 6: Final answer
    x = 35,918.54

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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.