Home / 117,118.18-175,685.10-41,207.68

Finding the Fourth Proportional to 117,118.18, 175,685.10 and 41,207.68

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Solution

The fourth proportional to 117,118.18, 175,685.10 and 41,207.68 is: 61,814.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,118.18 : 175,685.10 = 41,207.68 : x
  2. Step 2: Convert to fraction form
    117,118.18/175,685.10 = 41,207.68/x
  3. Step 3: Cross multiply
    117,118.18x = 175,685.10 × 41,207.68
  4. Step 4: Simplify right side
    117,118.18x = 7,239,575,381.57
  5. Step 5: Solve for x
    x = 7,239,575,381.57/117,118.18
  6. Step 6: Final answer
    x = 61,814.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.