Home / 61,845.50-85,312.77-43,967.18

Finding the Fourth Proportional to 61,845.50, 85,312.77 and 43,967.18

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Solution

The fourth proportional to 61,845.50, 85,312.77 and 43,967.18 is: 60,650.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,845.50 : 85,312.77 = 43,967.18 : x
  2. Step 2: Convert to fraction form
    61,845.50/85,312.77 = 43,967.18/x
  3. Step 3: Cross multiply
    61,845.50x = 85,312.77 × 43,967.18
  4. Step 4: Simplify right side
    61,845.50x = 3,750,961,914.89
  5. Step 5: Solve for x
    x = 3,750,961,914.89/61,845.50
  6. Step 6: Final answer
    x = 60,650.52

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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.