Home / 71,046.04-98,040.63-39,214.51

Finding the Fourth Proportional to 71,046.04, 98,040.63 and 39,214.51

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Solution

The fourth proportional to 71,046.04, 98,040.63 and 39,214.51 is: 54,114.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,046.04 : 98,040.63 = 39,214.51 : x
  2. Step 2: Convert to fraction form
    71,046.04/98,040.63 = 39,214.51/x
  3. Step 3: Cross multiply
    71,046.04x = 98,040.63 × 39,214.51
  4. Step 4: Simplify right side
    71,046.04x = 3,844,615,265.54
  5. Step 5: Solve for x
    x = 3,844,615,265.54/71,046.04
  6. Step 6: Final answer
    x = 54,114.42

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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.