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Finding the Fourth Proportional to 75,209.42, 103,788.96 and 44,995.98

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Solution

The fourth proportional to 75,209.42, 103,788.96 and 44,995.98 is: 62,094.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,209.42 : 103,788.96 = 44,995.98 : x
  2. Step 2: Convert to fraction form
    75,209.42/103,788.96 = 44,995.98/x
  3. Step 3: Cross multiply
    75,209.42x = 103,788.96 × 44,995.98
  4. Step 4: Simplify right side
    75,209.42x = 4,670,085,968.38
  5. Step 5: Solve for x
    x = 4,670,085,968.38/75,209.42
  6. Step 6: Final answer
    x = 62,094.43

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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.