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Finding the Fourth Proportional to 70,244.70, 105,367.05 and 46,625.10

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Solution

The fourth proportional to 70,244.70, 105,367.05 and 46,625.10 is: 69,937.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,244.70 : 105,367.05 = 46,625.10 : x
  2. Step 2: Convert to fraction form
    70,244.70/105,367.05 = 46,625.10/x
  3. Step 3: Cross multiply
    70,244.70x = 105,367.05 × 46,625.10
  4. Step 4: Simplify right side
    70,244.70x = 4,912,749,242.96
  5. Step 5: Solve for x
    x = 4,912,749,242.96/70,244.70
  6. Step 6: Final answer
    x = 69,937.65

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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.