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Finding the Fourth Proportional to 70,230.70, 105,360.63 and 23,482.36

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Solution

The fourth proportional to 70,230.70, 105,360.63 and 23,482.36 is: 35,228.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,230.70 : 105,360.63 = 23,482.36 : x
  2. Step 2: Convert to fraction form
    70,230.70/105,360.63 = 23,482.36/x
  3. Step 3: Cross multiply
    70,230.70x = 105,360.63 × 23,482.36
  4. Step 4: Simplify right side
    70,230.70x = 2,474,115,980.09
  5. Step 5: Solve for x
    x = 2,474,115,980.09/70,230.70
  6. Step 6: Final answer
    x = 35,228.41

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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.