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Finding the Fourth Proportional to 70,240.56, 105,338.84 and 23,482.48

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Solution

The fourth proportional to 70,240.56, 105,338.84 and 23,482.48 is: 35,216.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,240.56 : 105,338.84 = 23,482.48 : x
  2. Step 2: Convert to fraction form
    70,240.56/105,338.84 = 23,482.48/x
  3. Step 3: Cross multiply
    70,240.56x = 105,338.84 × 23,482.48
  4. Step 4: Simplify right side
    70,240.56x = 2,473,617,203.52
  5. Step 5: Solve for x
    x = 2,473,617,203.52/70,240.56
  6. Step 6: Final answer
    x = 35,216.37

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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.