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Finding the Fourth Proportional to 44,335, 61,182.30 and 30,212.45

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Solution

The fourth proportional to 44,335, 61,182.30 and 30,212.45 is: 41,693.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,335 : 61,182.30 = 30,212.45 : x
  2. Step 2: Convert to fraction form
    44,335/61,182.30 = 30,212.45/x
  3. Step 3: Cross multiply
    44,335x = 61,182.30 × 30,212.45
  4. Step 4: Simplify right side
    44,335x = 1,848,467,179.64
  5. Step 5: Solve for x
    x = 1,848,467,179.64/44,335
  6. Step 6: Final answer
    x = 41,693.18

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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.