Home / 75,011.06-103,515.57-41,477.06

Finding the Fourth Proportional to 75,011.06, 103,515.57 and 41,477.06

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Solution

The fourth proportional to 75,011.06, 103,515.57 and 41,477.06 is: 57,238.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,011.06 : 103,515.57 = 41,477.06 : x
  2. Step 2: Convert to fraction form
    75,011.06/103,515.57 = 41,477.06/x
  3. Step 3: Cross multiply
    75,011.06x = 103,515.57 × 41,477.06
  4. Step 4: Simplify right side
    75,011.06x = 4,293,521,766.61
  5. Step 5: Solve for x
    x = 4,293,521,766.61/75,011.06
  6. Step 6: Final answer
    x = 57,238.51

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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.