Home / 77,832.42-107,401.46-45,995.24

Finding the Fourth Proportional to 77,832.42, 107,401.46 and 45,995.24

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Solution

The fourth proportional to 77,832.42, 107,401.46 and 45,995.24 is: 63,469.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,832.42 : 107,401.46 = 45,995.24 : x
  2. Step 2: Convert to fraction form
    77,832.42/107,401.46 = 45,995.24/x
  3. Step 3: Cross multiply
    77,832.42x = 107,401.46 × 45,995.24
  4. Step 4: Simplify right side
    77,832.42x = 4,939,955,929.05
  5. Step 5: Solve for x
    x = 4,939,955,929.05/77,832.42
  6. Step 6: Final answer
    x = 63,469.13

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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.