Home / 54,454.05-75,148.28-30,581.24

Finding the Fourth Proportional to 54,454.05, 75,148.28 and 30,581.24

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Solution

The fourth proportional to 54,454.05, 75,148.28 and 30,581.24 is: 42,203.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,454.05 : 75,148.28 = 30,581.24 : x
  2. Step 2: Convert to fraction form
    54,454.05/75,148.28 = 30,581.24/x
  3. Step 3: Cross multiply
    54,454.05x = 75,148.28 × 30,581.24
  4. Step 4: Simplify right side
    54,454.05x = 2,298,127,586.27
  5. Step 5: Solve for x
    x = 2,298,127,586.27/54,454.05
  6. Step 6: Final answer
    x = 42,203.06

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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.