Home / 61,890.21-85,408.41-33,595.89

Finding the Fourth Proportional to 61,890.21, 85,408.41 and 33,595.89

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Solution

The fourth proportional to 61,890.21, 85,408.41 and 33,595.89 is: 46,362.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,890.21 : 85,408.41 = 33,595.89 : x
  2. Step 2: Convert to fraction form
    61,890.21/85,408.41 = 33,595.89/x
  3. Step 3: Cross multiply
    61,890.21x = 85,408.41 × 33,595.89
  4. Step 4: Simplify right side
    61,890.21x = 2,869,371,547.43
  5. Step 5: Solve for x
    x = 2,869,371,547.43/61,890.21
  6. Step 6: Final answer
    x = 46,362.28

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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.