Home / 103,578.12-155,373.66-41,247

Finding the Fourth Proportional to 103,578.12, 155,373.66 and 41,247

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Solution

The fourth proportional to 103,578.12, 155,373.66 and 41,247 is: 61,873.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,578.12 : 155,373.66 = 41,247 : x
  2. Step 2: Convert to fraction form
    103,578.12/155,373.66 = 41,247/x
  3. Step 3: Cross multiply
    103,578.12x = 155,373.66 × 41,247
  4. Step 4: Simplify right side
    103,578.12x = 6,408,697,354.02
  5. Step 5: Solve for x
    x = 6,408,697,354.02/103,578.12
  6. Step 6: Final answer
    x = 61,873.08

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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.