Home / 55,790.63-76,957.26-33,114.68

Finding the Fourth Proportional to 55,790.63, 76,957.26 and 33,114.68

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Solution

The fourth proportional to 55,790.63, 76,957.26 and 33,114.68 is: 45,678.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,790.63 : 76,957.26 = 33,114.68 : x
  2. Step 2: Convert to fraction form
    55,790.63/76,957.26 = 33,114.68/x
  3. Step 3: Cross multiply
    55,790.63x = 76,957.26 × 33,114.68
  4. Step 4: Simplify right side
    55,790.63x = 2,548,415,038.58
  5. Step 5: Solve for x
    x = 2,548,415,038.58/55,790.63
  6. Step 6: Final answer
    x = 45,678.19

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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.