Home / 66,782.28-100,090.26-58,442.52

Finding the Fourth Proportional to 66,782.28, 100,090.26 and 58,442.52

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Solution

The fourth proportional to 66,782.28, 100,090.26 and 58,442.52 is: 87,591.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,782.28 : 100,090.26 = 58,442.52 : x
  2. Step 2: Convert to fraction form
    66,782.28/100,090.26 = 58,442.52/x
  3. Step 3: Cross multiply
    66,782.28x = 100,090.26 × 58,442.52
  4. Step 4: Simplify right side
    66,782.28x = 5,849,527,021.86
  5. Step 5: Solve for x
    x = 5,849,527,021.86/66,782.28
  6. Step 6: Final answer
    x = 87,591.01

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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.