Home / 76,733.16-105,891.69-44,908.11

Finding the Fourth Proportional to 76,733.16, 105,891.69 and 44,908.11

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Solution

The fourth proportional to 76,733.16, 105,891.69 and 44,908.11 is: 61,973.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,733.16 : 105,891.69 = 44,908.11 : x
  2. Step 2: Convert to fraction form
    76,733.16/105,891.69 = 44,908.11/x
  3. Step 3: Cross multiply
    76,733.16x = 105,891.69 × 44,908.11
  4. Step 4: Simplify right side
    76,733.16x = 4,755,395,662.61
  5. Step 5: Solve for x
    x = 4,755,395,662.61/76,733.16
  6. Step 6: Final answer
    x = 61,973.15

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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.