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Finding the Fourth Proportional to 61,852.41, 85,303.67 and 43,034.49

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Solution

The fourth proportional to 61,852.41, 85,303.67 and 43,034.49 is: 59,350.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,852.41 : 85,303.67 = 43,034.49 : x
  2. Step 2: Convert to fraction form
    61,852.41/85,303.67 = 43,034.49/x
  3. Step 3: Cross multiply
    61,852.41x = 85,303.67 × 43,034.49
  4. Step 4: Simplify right side
    61,852.41x = 3,670,999,933.58
  5. Step 5: Solve for x
    x = 3,670,999,933.58/61,852.41
  6. Step 6: Final answer
    x = 59,350.96

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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.