Home / 75,381.02-104,018.44-43,549.23

Finding the Fourth Proportional to 75,381.02, 104,018.44 and 43,549.23

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Solution

The fourth proportional to 75,381.02, 104,018.44 and 43,549.23 is: 60,093.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,381.02 : 104,018.44 = 43,549.23 : x
  2. Step 2: Convert to fraction form
    75,381.02/104,018.44 = 43,549.23/x
  3. Step 3: Cross multiply
    75,381.02x = 104,018.44 × 43,549.23
  4. Step 4: Simplify right side
    75,381.02x = 4,529,922,967.80
  5. Step 5: Solve for x
    x = 4,529,922,967.80/75,381.02
  6. Step 6: Final answer
    x = 60,093.68

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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.