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Finding the Fourth Proportional to 63,294.82, 94,988.94 and 30,015.01

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Solution

The fourth proportional to 63,294.82, 94,988.94 and 30,015.01 is: 45,044.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,294.82 : 94,988.94 = 30,015.01 : x
  2. Step 2: Convert to fraction form
    63,294.82/94,988.94 = 30,015.01/x
  3. Step 3: Cross multiply
    63,294.82x = 94,988.94 × 30,015.01
  4. Step 4: Simplify right side
    63,294.82x = 2,851,093,455.86
  5. Step 5: Solve for x
    x = 2,851,093,455.86/63,294.82
  6. Step 6: Final answer
    x = 45,044.66

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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.