Home / 112,010.55-168,086.16-45,450.96

Finding the Fourth Proportional to 112,010.55, 168,086.16 and 45,450.96

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Solution

The fourth proportional to 112,010.55, 168,086.16 and 45,450.96 is: 68,204.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,010.55 : 168,086.16 = 45,450.96 : x
  2. Step 2: Convert to fraction form
    112,010.55/168,086.16 = 45,450.96/x
  3. Step 3: Cross multiply
    112,010.55x = 168,086.16 × 45,450.96
  4. Step 4: Simplify right side
    112,010.55x = 7,639,677,334.71
  5. Step 5: Solve for x
    x = 7,639,677,334.71/112,010.55
  6. Step 6: Final answer
    x = 68,204.98

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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.