Home / 55,048.54-75,971.68-31,179.46

Finding the Fourth Proportional to 55,048.54, 75,971.68 and 31,179.46

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Solution

The fourth proportional to 55,048.54, 75,971.68 and 31,179.46 is: 43,030.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,048.54 : 75,971.68 = 31,179.46 : x
  2. Step 2: Convert to fraction form
    55,048.54/75,971.68 = 31,179.46/x
  3. Step 3: Cross multiply
    55,048.54x = 75,971.68 × 31,179.46
  4. Step 4: Simplify right side
    55,048.54x = 2,368,755,957.69
  5. Step 5: Solve for x
    x = 2,368,755,957.69/55,048.54
  6. Step 6: Final answer
    x = 43,030.31

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1.5x scale

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.