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Finding the Fourth Proportional to 70,706.72, 106,075.73 and 23,336.45

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Solution

The fourth proportional to 70,706.72, 106,075.73 and 23,336.45 is: 35,009.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,706.72 : 106,075.73 = 23,336.45 : x
  2. Step 2: Convert to fraction form
    70,706.72/106,075.73 = 23,336.45/x
  3. Step 3: Cross multiply
    70,706.72x = 106,075.73 × 23,336.45
  4. Step 4: Simplify right side
    70,706.72x = 2,475,431,360.51
  5. Step 5: Solve for x
    x = 2,475,431,360.51/70,706.72
  6. Step 6: Final answer
    x = 35,009.84

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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.