Home / 75,540.13-104,296.55-46,871.46

Finding the Fourth Proportional to 75,540.13, 104,296.55 and 46,871.46

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Solution

The fourth proportional to 75,540.13, 104,296.55 and 46,871.46 is: 64,714.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,540.13 : 104,296.55 = 46,871.46 : x
  2. Step 2: Convert to fraction form
    75,540.13/104,296.55 = 46,871.46/x
  3. Step 3: Cross multiply
    75,540.13x = 104,296.55 × 46,871.46
  4. Step 4: Simplify right side
    75,540.13x = 4,888,531,337.11
  5. Step 5: Solve for x
    x = 4,888,531,337.11/75,540.13
  6. Step 6: Final answer
    x = 64,714.36

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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.