Home / 57,669.06-86,472.77-29,577.66

Finding the Fourth Proportional to 57,669.06, 86,472.77 and 29,577.66

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Solution

The fourth proportional to 57,669.06, 86,472.77 and 29,577.66 is: 44,350.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,669.06 : 86,472.77 = 29,577.66 : x
  2. Step 2: Convert to fraction form
    57,669.06/86,472.77 = 29,577.66/x
  3. Step 3: Cross multiply
    57,669.06x = 86,472.77 × 29,577.66
  4. Step 4: Simplify right side
    57,669.06x = 2,557,661,718.16
  5. Step 5: Solve for x
    x = 2,557,661,718.16/57,669.06
  6. Step 6: Final answer
    x = 44,350.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.