Home / 61,650.21-85,077.29-33,355.90

Finding the Fourth Proportional to 61,650.21, 85,077.29 and 33,355.90

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Solution

The fourth proportional to 61,650.21, 85,077.29 and 33,355.90 is: 46,031.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,650.21 : 85,077.29 = 33,355.90 : x
  2. Step 2: Convert to fraction form
    61,650.21/85,077.29 = 33,355.90/x
  3. Step 3: Cross multiply
    61,650.21x = 85,077.29 × 33,355.90
  4. Step 4: Simplify right side
    61,650.21x = 2,837,829,767.25
  5. Step 5: Solve for x
    x = 2,837,829,767.25/61,650.21
  6. Step 6: Final answer
    x = 46,031.14

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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.