Home / 236,378.45-354,633.29-131,271.23

Finding the Fourth Proportional to 236,378.45, 354,633.29 and 131,271.23

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Solution

The fourth proportional to 236,378.45, 354,633.29 and 131,271.23 is: 196,943.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,378.45 : 354,633.29 = 131,271.23 : x
  2. Step 2: Convert to fraction form
    236,378.45/354,633.29 = 131,271.23/x
  3. Step 3: Cross multiply
    236,378.45x = 354,633.29 × 131,271.23
  4. Step 4: Simplify right side
    236,378.45x = 46,553,148,177.25
  5. Step 5: Solve for x
    x = 46,553,148,177.25/236,378.45
  6. Step 6: Final answer
    x = 196,943.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.