Home / 58,782.34-81,120.22-31,925.37

Finding the Fourth Proportional to 58,782.34, 81,120.22 and 31,925.37

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Solution

The fourth proportional to 58,782.34, 81,120.22 and 31,925.37 is: 44,057.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,782.34 : 81,120.22 = 31,925.37 : x
  2. Step 2: Convert to fraction form
    58,782.34/81,120.22 = 31,925.37/x
  3. Step 3: Cross multiply
    58,782.34x = 81,120.22 × 31,925.37
  4. Step 4: Simplify right side
    58,782.34x = 2,589,793,037.98
  5. Step 5: Solve for x
    x = 2,589,793,037.98/58,782.34
  6. Step 6: Final answer
    x = 44,057.33

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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.