Home / 75,706.29-104,479.41-41,714.76

Finding the Fourth Proportional to 75,706.29, 104,479.41 and 41,714.76

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Solution

The fourth proportional to 75,706.29, 104,479.41 and 41,714.76 is: 57,568.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,706.29 : 104,479.41 = 41,714.76 : x
  2. Step 2: Convert to fraction form
    75,706.29/104,479.41 = 41,714.76/x
  3. Step 3: Cross multiply
    75,706.29x = 104,479.41 × 41,714.76
  4. Step 4: Simplify right side
    75,706.29x = 4,358,333,513.09
  5. Step 5: Solve for x
    x = 4,358,333,513.09/75,706.29
  6. Step 6: Final answer
    x = 57,568.97

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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.