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Finding the Fourth Proportional to 194,662.68, 291,994.02 and 46,918.68

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Solution

The fourth proportional to 194,662.68, 291,994.02 and 46,918.68 is: 70,378.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,662.68 : 291,994.02 = 46,918.68 : x
  2. Step 2: Convert to fraction form
    194,662.68/291,994.02 = 46,918.68/x
  3. Step 3: Cross multiply
    194,662.68x = 291,994.02 × 46,918.68
  4. Step 4: Simplify right side
    194,662.68x = 13,699,973,986.29
  5. Step 5: Solve for x
    x = 13,699,973,986.29/194,662.68
  6. Step 6: Final answer
    x = 70,378.02

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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.