Home / 64,091.96-88,371.89-43,686.11

Finding the Fourth Proportional to 64,091.96, 88,371.89 and 43,686.11

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Solution

The fourth proportional to 64,091.96, 88,371.89 and 43,686.11 is: 60,235.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,091.96 : 88,371.89 = 43,686.11 : x
  2. Step 2: Convert to fraction form
    64,091.96/88,371.89 = 43,686.11/x
  3. Step 3: Cross multiply
    64,091.96x = 88,371.89 × 43,686.11
  4. Step 4: Simplify right side
    64,091.96x = 3,860,623,918.50
  5. Step 5: Solve for x
    x = 3,860,623,918.50/64,091.96
  6. Step 6: Final answer
    x = 60,235.69

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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.