Home / 75,011.24-103,515.06-41,477

Finding the Fourth Proportional to 75,011.24, 103,515.06 and 41,477

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Solution

The fourth proportional to 75,011.24, 103,515.06 and 41,477 is: 57,238.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,011.24 : 103,515.06 = 41,477 : x
  2. Step 2: Convert to fraction form
    75,011.24/103,515.06 = 41,477/x
  3. Step 3: Cross multiply
    75,011.24x = 103,515.06 × 41,477
  4. Step 4: Simplify right side
    75,011.24x = 4,293,494,143.62
  5. Step 5: Solve for x
    x = 4,293,494,143.62/75,011.24
  6. Step 6: Final answer
    x = 57,238.01

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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.