Home / 250,725.15-375,890.79-171,599.49

Finding the Fourth Proportional to 250,725.15, 375,890.79 and 171,599.49

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Solution

The fourth proportional to 250,725.15, 375,890.79 and 171,599.49 is: 257,264.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,725.15 : 375,890.79 = 171,599.49 : x
  2. Step 2: Convert to fraction form
    250,725.15/375,890.79 = 171,599.49/x
  3. Step 3: Cross multiply
    250,725.15x = 375,890.79 × 171,599.49
  4. Step 4: Simplify right side
    250,725.15x = 64,502,667,859.70
  5. Step 5: Solve for x
    x = 64,502,667,859.70/250,725.15
  6. Step 6: Final answer
    x = 257,264.45

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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.