Home / 61,730.89-85,188.60-36,237.26

Finding the Fourth Proportional to 61,730.89, 85,188.60 and 36,237.26

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Solution

The fourth proportional to 61,730.89, 85,188.60 and 36,237.26 is: 50,007.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,730.89 : 85,188.60 = 36,237.26 : x
  2. Step 2: Convert to fraction form
    61,730.89/85,188.60 = 36,237.26/x
  3. Step 3: Cross multiply
    61,730.89x = 85,188.60 × 36,237.26
  4. Step 4: Simplify right side
    61,730.89x = 3,087,000,885.40
  5. Step 5: Solve for x
    x = 3,087,000,885.40/61,730.89
  6. Step 6: Final answer
    x = 50,007.39

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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.