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Finding the Fourth Proportional to 67,254.51, 100,771.03 and 46,993.32

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Solution

The fourth proportional to 67,254.51, 100,771.03 and 46,993.32 is: 70,412.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,254.51 : 100,771.03 = 46,993.32 : x
  2. Step 2: Convert to fraction form
    67,254.51/100,771.03 = 46,993.32/x
  3. Step 3: Cross multiply
    67,254.51x = 100,771.03 × 46,993.32
  4. Step 4: Simplify right side
    67,254.51x = 4,735,564,638.18
  5. Step 5: Solve for x
    x = 4,735,564,638.18/67,254.51
  6. Step 6: Final answer
    x = 70,412.60

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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.