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Finding the Fourth Proportional to 140,263.44, 210,406.04 and 46,769.08

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Solution

The fourth proportional to 140,263.44, 210,406.04 and 46,769.08 is: 70,157.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,263.44 : 210,406.04 = 46,769.08 : x
  2. Step 2: Convert to fraction form
    140,263.44/210,406.04 = 46,769.08/x
  3. Step 3: Cross multiply
    140,263.44x = 210,406.04 × 46,769.08
  4. Step 4: Simplify right side
    140,263.44x = 9,840,496,917.24
  5. Step 5: Solve for x
    x = 9,840,496,917.24/140,263.44
  6. Step 6: Final answer
    x = 70,157.25

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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.