Home / 313,112.32-432,095.93-169,873.54

Finding the Fourth Proportional to 313,112.32, 432,095.93 and 169,873.54

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Solution

The fourth proportional to 313,112.32, 432,095.93 and 169,873.54 is: 234,425.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,112.32 : 432,095.93 = 169,873.54 : x
  2. Step 2: Convert to fraction form
    313,112.32/432,095.93 = 169,873.54/x
  3. Step 3: Cross multiply
    313,112.32x = 432,095.93 × 169,873.54
  4. Step 4: Simplify right side
    313,112.32x = 73,401,665,248.69
  5. Step 5: Solve for x
    x = 73,401,665,248.69/313,112.32
  6. Step 6: Final answer
    x = 234,425.99

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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.