Home / 256,725.23-384,966.34-150,140.03

Finding the Fourth Proportional to 256,725.23, 384,966.34 and 150,140.03

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Solution

The fourth proportional to 256,725.23, 384,966.34 and 150,140.03 is: 225,138.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,725.23 : 384,966.34 = 150,140.03 : x
  2. Step 2: Convert to fraction form
    256,725.23/384,966.34 = 150,140.03/x
  3. Step 3: Cross multiply
    256,725.23x = 384,966.34 × 150,140.03
  4. Step 4: Simplify right side
    256,725.23x = 57,798,855,536.41
  5. Step 5: Solve for x
    x = 57,798,855,536.41/256,725.23
  6. Step 6: Final answer
    x = 225,138.98

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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.