Home / 214,872.20-296,148.29-157,389.39

Finding the Fourth Proportional to 214,872.20, 296,148.29 and 157,389.39

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Solution

The fourth proportional to 214,872.20, 296,148.29 and 157,389.39 is: 216,922.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,872.20 : 296,148.29 = 157,389.39 : x
  2. Step 2: Convert to fraction form
    214,872.20/296,148.29 = 157,389.39/x
  3. Step 3: Cross multiply
    214,872.20x = 296,148.29 × 157,389.39
  4. Step 4: Simplify right side
    214,872.20x = 46,610,598,712.64
  5. Step 5: Solve for x
    x = 46,610,598,712.64/214,872.20
  6. Step 6: Final answer
    x = 216,922.43

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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.