Home / 54,307.08-74,943.78-33,086.34

Finding the Fourth Proportional to 54,307.08, 74,943.78 and 33,086.34

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Solution

The fourth proportional to 54,307.08, 74,943.78 and 33,086.34 is: 45,659.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,307.08 : 74,943.78 = 33,086.34 : x
  2. Step 2: Convert to fraction form
    54,307.08/74,943.78 = 33,086.34/x
  3. Step 3: Cross multiply
    54,307.08x = 74,943.78 × 33,086.34
  4. Step 4: Simplify right side
    54,307.08x = 2,479,615,385.97
  5. Step 5: Solve for x
    x = 2,479,615,385.97/54,307.08
  6. Step 6: Final answer
    x = 45,659.16

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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.