Home / 104,236.48-143,845.98-56,491

Finding the Fourth Proportional to 104,236.48, 143,845.98 and 56,491

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Solution

The fourth proportional to 104,236.48, 143,845.98 and 56,491 is: 77,957.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,236.48 : 143,845.98 = 56,491 : x
  2. Step 2: Convert to fraction form
    104,236.48/143,845.98 = 56,491/x
  3. Step 3: Cross multiply
    104,236.48x = 143,845.98 × 56,491
  4. Step 4: Simplify right side
    104,236.48x = 8,126,003,256.18
  5. Step 5: Solve for x
    x = 8,126,003,256.18/104,236.48
  6. Step 6: Final answer
    x = 77,957.38

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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.