Home / 54,477.92-75,187.10-30,606.42

Finding the Fourth Proportional to 54,477.92, 75,187.10 and 30,606.42

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Solution

The fourth proportional to 54,477.92, 75,187.10 and 30,606.42 is: 42,241.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,477.92 : 75,187.10 = 30,606.42 : x
  2. Step 2: Convert to fraction form
    54,477.92/75,187.10 = 30,606.42/x
  3. Step 3: Cross multiply
    54,477.92x = 75,187.10 × 30,606.42
  4. Step 4: Simplify right side
    54,477.92x = 2,301,207,961.18
  5. Step 5: Solve for x
    x = 2,301,207,961.18/54,477.92
  6. Step 6: Final answer
    x = 42,241.11

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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.