Home / 240,632.22-332,146.44-138,725.76

Finding the Fourth Proportional to 240,632.22, 332,146.44 and 138,725.76

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Solution

The fourth proportional to 240,632.22, 332,146.44 and 138,725.76 is: 191,484.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,632.22 : 332,146.44 = 138,725.76 : x
  2. Step 2: Convert to fraction form
    240,632.22/332,146.44 = 138,725.76/x
  3. Step 3: Cross multiply
    240,632.22x = 332,146.44 × 138,725.76
  4. Step 4: Simplify right side
    240,632.22x = 46,077,267,320.29
  5. Step 5: Solve for x
    x = 46,077,267,320.29/240,632.22
  6. Step 6: Final answer
    x = 191,484.20

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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.