Home / 73,012.15-109,531.75-23,104.81

Finding the Fourth Proportional to 73,012.15, 109,531.75 and 23,104.81

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Solution

The fourth proportional to 73,012.15, 109,531.75 and 23,104.81 is: 34,661.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,012.15 : 109,531.75 = 23,104.81 : x
  2. Step 2: Convert to fraction form
    73,012.15/109,531.75 = 23,104.81/x
  3. Step 3: Cross multiply
    73,012.15x = 109,531.75 × 23,104.81
  4. Step 4: Simplify right side
    73,012.15x = 2,530,710,157.19
  5. Step 5: Solve for x
    x = 2,530,710,157.19/73,012.15
  6. Step 6: Final answer
    x = 34,661.49

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1.5x scale

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.