Home / 61,984.08-85,537.52-33,689.68

Finding the Fourth Proportional to 61,984.08, 85,537.52 and 33,689.68

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Solution

The fourth proportional to 61,984.08, 85,537.52 and 33,689.68 is: 46,491.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,984.08 : 85,537.52 = 33,689.68 : x
  2. Step 2: Convert to fraction form
    61,984.08/85,537.52 = 33,689.68/x
  3. Step 3: Cross multiply
    61,984.08x = 85,537.52 × 33,689.68
  4. Step 4: Simplify right side
    61,984.08x = 2,881,731,676.79
  5. Step 5: Solve for x
    x = 2,881,731,676.79/61,984.08
  6. Step 6: Final answer
    x = 46,491.48

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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.