Home / 112,966.75-169,450.70-38,087.54

Finding the Fourth Proportional to 112,966.75, 169,450.70 and 38,087.54

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Solution

The fourth proportional to 112,966.75, 169,450.70 and 38,087.54 is: 57,131.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,966.75 : 169,450.70 = 38,087.54 : x
  2. Step 2: Convert to fraction form
    112,966.75/169,450.70 = 38,087.54/x
  3. Step 3: Cross multiply
    112,966.75x = 169,450.70 × 38,087.54
  4. Step 4: Simplify right side
    112,966.75x = 6,453,960,314.28
  5. Step 5: Solve for x
    x = 6,453,960,314.28/112,966.75
  6. Step 6: Final answer
    x = 57,131.51

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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.