Home / 67,416.84-101,040.21-34,145.28

Finding the Fourth Proportional to 67,416.84, 101,040.21 and 34,145.28

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Solution

The fourth proportional to 67,416.84, 101,040.21 and 34,145.28 is: 51,174.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,416.84 : 101,040.21 = 34,145.28 : x
  2. Step 2: Convert to fraction form
    67,416.84/101,040.21 = 34,145.28/x
  3. Step 3: Cross multiply
    67,416.84x = 101,040.21 × 34,145.28
  4. Step 4: Simplify right side
    67,416.84x = 3,450,046,261.71
  5. Step 5: Solve for x
    x = 3,450,046,261.71/67,416.84
  6. Step 6: Final answer
    x = 51,174.84

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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.