Home / 126,496.08-174,559.73-72,798.35

Finding the Fourth Proportional to 126,496.08, 174,559.73 and 72,798.35

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Solution

The fourth proportional to 126,496.08, 174,559.73 and 72,798.35 is: 100,458.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,496.08 : 174,559.73 = 72,798.35 : x
  2. Step 2: Convert to fraction form
    126,496.08/174,559.73 = 72,798.35/x
  3. Step 3: Cross multiply
    126,496.08x = 174,559.73 × 72,798.35
  4. Step 4: Simplify right side
    126,496.08x = 12,707,659,083.66
  5. Step 5: Solve for x
    x = 12,707,659,083.66/126,496.08
  6. Step 6: Final answer
    x = 100,458.92

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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.