Home / 131,383.44-181,332.27-125,393.05

Finding the Fourth Proportional to 131,383.44, 181,332.27 and 125,393.05

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Solution

The fourth proportional to 131,383.44, 181,332.27 and 125,393.05 is: 173,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,383.44 : 181,332.27 = 125,393.05 : x
  2. Step 2: Convert to fraction form
    131,383.44/181,332.27 = 125,393.05/x
  3. Step 3: Cross multiply
    131,383.44x = 181,332.27 × 125,393.05
  4. Step 4: Simplify right side
    131,383.44x = 22,737,806,398.72
  5. Step 5: Solve for x
    x = 22,737,806,398.72/131,383.44
  6. Step 6: Final answer
    x = 173,064.48

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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.