Home / 54,547.72-75,286.22-34,139.27

Finding the Fourth Proportional to 54,547.72, 75,286.22 and 34,139.27

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Solution

The fourth proportional to 54,547.72, 75,286.22 and 34,139.27 is: 47,118.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,547.72 : 75,286.22 = 34,139.27 : x
  2. Step 2: Convert to fraction form
    54,547.72/75,286.22 = 34,139.27/x
  3. Step 3: Cross multiply
    54,547.72x = 75,286.22 × 34,139.27
  4. Step 4: Simplify right side
    54,547.72x = 2,570,216,327.06
  5. Step 5: Solve for x
    x = 2,570,216,327.06/54,547.72
  6. Step 6: Final answer
    x = 47,118.68

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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.