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Finding the Fourth Proportional to 70,303.86, 105,466.78 and 22,907.95

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Solution

The fourth proportional to 70,303.86, 105,466.78 and 22,907.95 is: 34,365.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,303.86 : 105,466.78 = 22,907.95 : x
  2. Step 2: Convert to fraction form
    70,303.86/105,466.78 = 22,907.95/x
  3. Step 3: Cross multiply
    70,303.86x = 105,466.78 × 22,907.95
  4. Step 4: Simplify right side
    70,303.86x = 2,416,027,487.87
  5. Step 5: Solve for x
    x = 2,416,027,487.87/70,303.86
  6. Step 6: Final answer
    x = 34,365.50

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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.