Home / 61,678.22-85,115.85-33,384.02

Finding the Fourth Proportional to 61,678.22, 85,115.85 and 33,384.02

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Solution

The fourth proportional to 61,678.22, 85,115.85 and 33,384.02 is: 46,069.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,678.22 : 85,115.85 = 33,384.02 : x
  2. Step 2: Convert to fraction form
    61,678.22/85,115.85 = 33,384.02/x
  3. Step 3: Cross multiply
    61,678.22x = 85,115.85 × 33,384.02
  4. Step 4: Simplify right side
    61,678.22x = 2,841,509,238.72
  5. Step 5: Solve for x
    x = 2,841,509,238.72/61,678.22
  6. Step 6: Final answer
    x = 46,069.90

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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.