Home / 71,677.19-98,903.67-41,456.49

Finding the Fourth Proportional to 71,677.19, 98,903.67 and 41,456.49

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Solution

The fourth proportional to 71,677.19, 98,903.67 and 41,456.49 is: 57,203.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,677.19 : 98,903.67 = 41,456.49 : x
  2. Step 2: Convert to fraction form
    71,677.19/98,903.67 = 41,456.49/x
  3. Step 3: Cross multiply
    71,677.19x = 98,903.67 × 41,456.49
  4. Step 4: Simplify right side
    71,677.19x = 4,100,199,006.32
  5. Step 5: Solve for x
    x = 4,100,199,006.32/71,677.19
  6. Step 6: Final answer
    x = 57,203.68

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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.