Home / 55,094.28-76,029.74-29,943.78

Finding the Fourth Proportional to 55,094.28, 76,029.74 and 29,943.78

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Solution

The fourth proportional to 55,094.28, 76,029.74 and 29,943.78 is: 41,322.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,094.28 : 76,029.74 = 29,943.78 : x
  2. Step 2: Convert to fraction form
    55,094.28/76,029.74 = 29,943.78/x
  3. Step 3: Cross multiply
    55,094.28x = 76,029.74 × 29,943.78
  4. Step 4: Simplify right side
    55,094.28x = 2,276,617,808.02
  5. Step 5: Solve for x
    x = 2,276,617,808.02/55,094.28
  6. Step 6: Final answer
    x = 41,322.22

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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.