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Finding the Fourth Proportional to 79,993.84, 110,392.34 and 46,019.20

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Solution

The fourth proportional to 79,993.84, 110,392.34 and 46,019.20 is: 63,506.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,993.84 : 110,392.34 = 46,019.20 : x
  2. Step 2: Convert to fraction form
    79,993.84/110,392.34 = 46,019.20/x
  3. Step 3: Cross multiply
    79,993.84x = 110,392.34 × 46,019.20
  4. Step 4: Simplify right side
    79,993.84x = 5,080,167,172.93
  5. Step 5: Solve for x
    x = 5,080,167,172.93/79,993.84
  6. Step 6: Final answer
    x = 63,506.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.