Home / 75,116.27-103,660.71-41,125.07

Finding the Fourth Proportional to 75,116.27, 103,660.71 and 41,125.07

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Solution

The fourth proportional to 75,116.27, 103,660.71 and 41,125.07 is: 56,752.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,116.27 : 103,660.71 = 41,125.07 : x
  2. Step 2: Convert to fraction form
    75,116.27/103,660.71 = 41,125.07/x
  3. Step 3: Cross multiply
    75,116.27x = 103,660.71 × 41,125.07
  4. Step 4: Simplify right side
    75,116.27x = 4,263,053,955.00
  5. Step 5: Solve for x
    x = 4,263,053,955.00/75,116.27
  6. Step 6: Final answer
    x = 56,752.74

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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.