Home / 126,453.55-174,503.85-69,091.65

Finding the Fourth Proportional to 126,453.55, 174,503.85 and 69,091.65

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Solution

The fourth proportional to 126,453.55, 174,503.85 and 69,091.65 is: 95,345.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,453.55 : 174,503.85 = 69,091.65 : x
  2. Step 2: Convert to fraction form
    126,453.55/174,503.85 = 69,091.65/x
  3. Step 3: Cross multiply
    126,453.55x = 174,503.85 × 69,091.65
  4. Step 4: Simplify right side
    126,453.55x = 12,056,758,927.85
  5. Step 5: Solve for x
    x = 12,056,758,927.85/126,453.55
  6. Step 6: Final answer
    x = 95,345.36

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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.