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Finding the Fourth Proportional to 144,975, 200,066.04 and 84,587.34

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Solution

The fourth proportional to 144,975, 200,066.04 and 84,587.34 is: 116,730.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,975 : 200,066.04 = 84,587.34 : x
  2. Step 2: Convert to fraction form
    144,975/200,066.04 = 84,587.34/x
  3. Step 3: Cross multiply
    144,975x = 200,066.04 × 84,587.34
  4. Step 4: Simplify right side
    144,975x = 16,923,054,147.93
  5. Step 5: Solve for x
    x = 16,923,054,147.93/144,975
  6. Step 6: Final answer
    x = 116,730.84

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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.