Home / 121,046.86-167,032.94-70,049.46

Finding the Fourth Proportional to 121,046.86, 167,032.94 and 70,049.46

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Solution

The fourth proportional to 121,046.86, 167,032.94 and 70,049.46 is: 96,661.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,046.86 : 167,032.94 = 70,049.46 : x
  2. Step 2: Convert to fraction form
    121,046.86/167,032.94 = 70,049.46/x
  3. Step 3: Cross multiply
    121,046.86x = 167,032.94 × 70,049.46
  4. Step 4: Simplify right side
    121,046.86x = 11,700,567,249.21
  5. Step 5: Solve for x
    x = 11,700,567,249.21/121,046.86
  6. Step 6: Final answer
    x = 96,661.47

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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.