Home / 143,154.10-214,450.28-116,528.74

Finding the Fourth Proportional to 143,154.10, 214,450.28 and 116,528.74

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Solution

The fourth proportional to 143,154.10, 214,450.28 and 116,528.74 is: 174,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,154.10 : 214,450.28 = 116,528.74 : x
  2. Step 2: Convert to fraction form
    143,154.10/214,450.28 = 116,528.74/x
  3. Step 3: Cross multiply
    143,154.10x = 214,450.28 × 116,528.74
  4. Step 4: Simplify right side
    143,154.10x = 24,989,620,921.05
  5. Step 5: Solve for x
    x = 24,989,620,921.05/143,154.10
  6. Step 6: Final answer
    x = 174,564.48

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1.5x scale

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.