Home / 76,112.10-105,035.06-44,282.14

Finding the Fourth Proportional to 76,112.10, 105,035.06 and 44,282.14

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Solution

The fourth proportional to 76,112.10, 105,035.06 and 44,282.14 is: 61,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,112.10 : 105,035.06 = 44,282.14 : x
  2. Step 2: Convert to fraction form
    76,112.10/105,035.06 = 44,282.14/x
  3. Step 3: Cross multiply
    76,112.10x = 105,035.06 × 44,282.14
  4. Step 4: Simplify right side
    76,112.10x = 4,651,177,079.95
  5. Step 5: Solve for x
    x = 4,651,177,079.95/76,112.10
  6. Step 6: Final answer
    x = 61,109.56

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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.