Home / 54,417.69-75,098.34-31,771.17

Finding the Fourth Proportional to 54,417.69, 75,098.34 and 31,771.17

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Solution

The fourth proportional to 54,417.69, 75,098.34 and 31,771.17 is: 43,845.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,417.69 : 75,098.34 = 31,771.17 : x
  2. Step 2: Convert to fraction form
    54,417.69/75,098.34 = 31,771.17/x
  3. Step 3: Cross multiply
    54,417.69x = 75,098.34 × 31,771.17
  4. Step 4: Simplify right side
    54,417.69x = 2,385,962,126.86
  5. Step 5: Solve for x
    x = 2,385,962,126.86/54,417.69
  6. Step 6: Final answer
    x = 43,845.34

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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.