Home / 214,192.08-295,592.64-129,292.56

Finding the Fourth Proportional to 214,192.08, 295,592.64 and 129,292.56

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Solution

The fourth proportional to 214,192.08, 295,592.64 and 129,292.56 is: 178,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,192.08 : 295,592.64 = 129,292.56 : x
  2. Step 2: Convert to fraction form
    214,192.08/295,592.64 = 129,292.56/x
  3. Step 3: Cross multiply
    214,192.08x = 295,592.64 × 129,292.56
  4. Step 4: Simplify right side
    214,192.08x = 38,217,929,142.76
  5. Step 5: Solve for x
    x = 38,217,929,142.76/214,192.08
  6. Step 6: Final answer
    x = 178,428.30

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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.