Home / 240,911.88-332,504.76-139,003.20

Finding the Fourth Proportional to 240,911.88, 332,504.76 and 139,003.20

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Solution

The fourth proportional to 240,911.88, 332,504.76 and 139,003.20 is: 191,851.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,911.88 : 332,504.76 = 139,003.20 : x
  2. Step 2: Convert to fraction form
    240,911.88/332,504.76 = 139,003.20/x
  3. Step 3: Cross multiply
    240,911.88x = 332,504.76 × 139,003.20
  4. Step 4: Simplify right side
    240,911.88x = 46,219,225,655.23
  5. Step 5: Solve for x
    x = 46,219,225,655.23/240,911.88
  6. Step 6: Final answer
    x = 191,851.17

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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.