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Finding the Fourth Proportional to 49,615.88, 74,754.77 and 44,877.51

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Solution

The fourth proportional to 49,615.88, 74,754.77 and 44,877.51 is: 67,615.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,615.88 : 74,754.77 = 44,877.51 : x
  2. Step 2: Convert to fraction form
    49,615.88/74,754.77 = 44,877.51/x
  3. Step 3: Cross multiply
    49,615.88x = 74,754.77 × 44,877.51
  4. Step 4: Simplify right side
    49,615.88x = 3,354,807,713.84
  5. Step 5: Solve for x
    x = 3,354,807,713.84/49,615.88
  6. Step 6: Final answer
    x = 67,615.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.