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Finding the Fourth Proportional to 119,841.84, 179,619.71 and 55,713.33

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Solution

The fourth proportional to 119,841.84, 179,619.71 and 55,713.33 is: 83,503.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,841.84 : 179,619.71 = 55,713.33 : x
  2. Step 2: Convert to fraction form
    119,841.84/179,619.71 = 55,713.33/x
  3. Step 3: Cross multiply
    119,841.84x = 179,619.71 × 55,713.33
  4. Step 4: Simplify right side
    119,841.84x = 10,007,211,899.17
  5. Step 5: Solve for x
    x = 10,007,211,899.17/119,841.84
  6. Step 6: Final answer
    x = 83,503.49

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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.