Home / 240,928.02-332,471.70-138,957.75

Finding the Fourth Proportional to 240,928.02, 332,471.70 and 138,957.75

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Solution

The fourth proportional to 240,928.02, 332,471.70 and 138,957.75 is: 191,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,928.02 : 332,471.70 = 138,957.75 : x
  2. Step 2: Convert to fraction form
    240,928.02/332,471.70 = 138,957.75/x
  3. Step 3: Cross multiply
    240,928.02x = 332,471.70 × 138,957.75
  4. Step 4: Simplify right side
    240,928.02x = 46,199,519,370.68
  5. Step 5: Solve for x
    x = 46,199,519,370.68/240,928.02
  6. Step 6: Final answer
    x = 191,756.52

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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.