Home / 61,971.21-85,519.80-33,677.10

Finding the Fourth Proportional to 61,971.21, 85,519.80 and 33,677.10

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Solution

The fourth proportional to 61,971.21, 85,519.80 and 33,677.10 is: 46,474.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,971.21 : 85,519.80 = 33,677.10 : x
  2. Step 2: Convert to fraction form
    61,971.21/85,519.80 = 33,677.10/x
  3. Step 3: Cross multiply
    61,971.21x = 85,519.80 × 33,677.10
  4. Step 4: Simplify right side
    61,971.21x = 2,880,058,856.58
  5. Step 5: Solve for x
    x = 2,880,058,856.58/61,971.21
  6. Step 6: Final answer
    x = 46,474.14

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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.