Home / 75,154.29-103,714.04-41,165.91

Finding the Fourth Proportional to 75,154.29, 103,714.04 and 41,165.91

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Solution

The fourth proportional to 75,154.29, 103,714.04 and 41,165.91 is: 56,809.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,154.29 : 103,714.04 = 41,165.91 : x
  2. Step 2: Convert to fraction form
    75,154.29/103,714.04 = 41,165.91/x
  3. Step 3: Cross multiply
    75,154.29x = 103,714.04 × 41,165.91
  4. Step 4: Simplify right side
    75,154.29x = 4,269,482,939.29
  5. Step 5: Solve for x
    x = 4,269,482,939.29/75,154.29
  6. Step 6: Final answer
    x = 56,809.57

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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.