Home / 73,090.02-109,668.51-39,760.14

Finding the Fourth Proportional to 73,090.02, 109,668.51 and 39,760.14

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Solution

The fourth proportional to 73,090.02, 109,668.51 and 39,760.14 is: 59,658.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,090.02 : 109,668.51 = 39,760.14 : x
  2. Step 2: Convert to fraction form
    73,090.02/109,668.51 = 39,760.14/x
  3. Step 3: Cross multiply
    73,090.02x = 109,668.51 × 39,760.14
  4. Step 4: Simplify right side
    73,090.02x = 4,360,435,311.19
  5. Step 5: Solve for x
    x = 4,360,435,311.19/73,090.02
  6. Step 6: Final answer
    x = 59,658.42

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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.