Home / 126,707.09-174,855.85-69,346.46

Finding the Fourth Proportional to 126,707.09, 174,855.85 and 69,346.46

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Solution

The fourth proportional to 126,707.09, 174,855.85 and 69,346.46 is: 95,698.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,707.09 : 174,855.85 = 69,346.46 : x
  2. Step 2: Convert to fraction form
    126,707.09/174,855.85 = 69,346.46/x
  3. Step 3: Cross multiply
    126,707.09x = 174,855.85 × 69,346.46
  4. Step 4: Simplify right side
    126,707.09x = 12,125,634,471.56
  5. Step 5: Solve for x
    x = 12,125,634,471.56/126,707.09
  6. Step 6: Final answer
    x = 95,698.16

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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.