Home / 218,711.14-299,852.94-214,725.34

Finding the Fourth Proportional to 218,711.14, 299,852.94 and 214,725.34

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Solution

The fourth proportional to 218,711.14, 299,852.94 and 214,725.34 is: 294,388.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,711.14 : 299,852.94 = 214,725.34 : x
  2. Step 2: Convert to fraction form
    218,711.14/299,852.94 = 214,725.34/x
  3. Step 3: Cross multiply
    218,711.14x = 299,852.94 × 214,725.34
  4. Step 4: Simplify right side
    218,711.14x = 64,386,024,491.50
  5. Step 5: Solve for x
    x = 64,386,024,491.50/218,711.14
  6. Step 6: Final answer
    x = 294,388.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.