Home / 76,410.13-114,615.17-29,025.10

Finding the Fourth Proportional to 76,410.13, 114,615.17 and 29,025.10

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Solution

The fourth proportional to 76,410.13, 114,615.17 and 29,025.10 is: 43,537.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,410.13 : 114,615.17 = 29,025.10 : x
  2. Step 2: Convert to fraction form
    76,410.13/114,615.17 = 29,025.10/x
  3. Step 3: Cross multiply
    76,410.13x = 114,615.17 × 29,025.10
  4. Step 4: Simplify right side
    76,410.13x = 3,326,716,770.77
  5. Step 5: Solve for x
    x = 3,326,716,770.77/76,410.13
  6. Step 6: Final answer
    x = 43,537.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.