Home / 143,154.11-214,450.28-116,528.75

Finding the Fourth Proportional to 143,154.11, 214,450.28 and 116,528.75

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Solution

The fourth proportional to 143,154.11, 214,450.28 and 116,528.75 is: 174,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,154.11 : 214,450.28 = 116,528.75 : x
  2. Step 2: Convert to fraction form
    143,154.11/214,450.28 = 116,528.75/x
  3. Step 3: Cross multiply
    143,154.11x = 214,450.28 × 116,528.75
  4. Step 4: Simplify right side
    143,154.11x = 24,989,623,065.55
  5. Step 5: Solve for x
    x = 24,989,623,065.55/143,154.11
  6. Step 6: Final answer
    x = 174,564.48

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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.