Home / 313,213.06-432,234.30-169,973.10

Finding the Fourth Proportional to 313,213.06, 432,234.30 and 169,973.10

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Solution

The fourth proportional to 313,213.06, 432,234.30 and 169,973.10 is: 234,563.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,213.06 : 432,234.30 = 169,973.10 : x
  2. Step 2: Convert to fraction form
    313,213.06/432,234.30 = 169,973.10/x
  3. Step 3: Cross multiply
    313,213.06x = 432,234.30 × 169,973.10
  4. Step 4: Simplify right side
    313,213.06x = 73,468,203,897.33
  5. Step 5: Solve for x
    x = 73,468,203,897.33/313,213.06
  6. Step 6: Final answer
    x = 234,563.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.