Home / 76,166.06-105,109.28-41,710.64

Finding the Fourth Proportional to 76,166.06, 105,109.28 and 41,710.64

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Solution

The fourth proportional to 76,166.06, 105,109.28 and 41,710.64 is: 57,560.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,166.06 : 105,109.28 = 41,710.64 : x
  2. Step 2: Convert to fraction form
    76,166.06/105,109.28 = 41,710.64/x
  3. Step 3: Cross multiply
    76,166.06x = 105,109.28 × 41,710.64
  4. Step 4: Simplify right side
    76,166.06x = 4,384,175,338.74
  5. Step 5: Solve for x
    x = 4,384,175,338.74/76,166.06
  6. Step 6: Final answer
    x = 57,560.75

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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.