Home / 54,426.25-75,108.27-30,550.69

Finding the Fourth Proportional to 54,426.25, 75,108.27 and 30,550.69

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Solution

The fourth proportional to 54,426.25, 75,108.27 and 30,550.69 is: 42,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,426.25 : 75,108.27 = 30,550.69 : x
  2. Step 2: Convert to fraction form
    54,426.25/75,108.27 = 30,550.69/x
  3. Step 3: Cross multiply
    54,426.25x = 75,108.27 × 30,550.69
  4. Step 4: Simplify right side
    54,426.25x = 2,294,609,473.21
  5. Step 5: Solve for x
    x = 2,294,609,473.21/54,426.25
  6. Step 6: Final answer
    x = 42,159.98

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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.