Home / 173,130.20-259,695.30-154,467.80

Finding the Fourth Proportional to 173,130.20, 259,695.30 and 154,467.80

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Solution

The fourth proportional to 173,130.20, 259,695.30 and 154,467.80 is: 231,701.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,130.20 : 259,695.30 = 154,467.80 : x
  2. Step 2: Convert to fraction form
    173,130.20/259,695.30 = 154,467.80/x
  3. Step 3: Cross multiply
    173,130.20x = 259,695.30 × 154,467.80
  4. Step 4: Simplify right side
    173,130.20x = 40,114,561,661.34
  5. Step 5: Solve for x
    x = 40,114,561,661.34/173,130.20
  6. Step 6: Final answer
    x = 231,701.70

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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.