Home / 214,138.08-295,510.41-123,492.74

Finding the Fourth Proportional to 214,138.08, 295,510.41 and 123,492.74

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Solution

The fourth proportional to 214,138.08, 295,510.41 and 123,492.74 is: 170,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,138.08 : 295,510.41 = 123,492.74 : x
  2. Step 2: Convert to fraction form
    214,138.08/295,510.41 = 123,492.74/x
  3. Step 3: Cross multiply
    214,138.08x = 295,510.41 × 123,492.74
  4. Step 4: Simplify right side
    214,138.08x = 36,493,388,751.87
  5. Step 5: Solve for x
    x = 36,493,388,751.87/214,138.08
  6. Step 6: Final answer
    x = 170,419.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.