Home / 170,173.40-255,260.10-117,029.30

Finding the Fourth Proportional to 170,173.40, 255,260.10 and 117,029.30

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Solution

The fourth proportional to 170,173.40, 255,260.10 and 117,029.30 is: 175,543.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,173.40 : 255,260.10 = 117,029.30 : x
  2. Step 2: Convert to fraction form
    170,173.40/255,260.10 = 117,029.30/x
  3. Step 3: Cross multiply
    170,173.40x = 255,260.10 × 117,029.30
  4. Step 4: Simplify right side
    170,173.40x = 29,872,910,820.93
  5. Step 5: Solve for x
    x = 29,872,910,820.93/170,173.40
  6. Step 6: Final answer
    x = 175,543.95

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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.