Home / 240,616.68-332,043.52-138,642.36

Finding the Fourth Proportional to 240,616.68, 332,043.52 and 138,642.36

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Solution

The fourth proportional to 240,616.68, 332,043.52 and 138,642.36 is: 191,322.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,616.68 : 332,043.52 = 138,642.36 : x
  2. Step 2: Convert to fraction form
    240,616.68/332,043.52 = 138,642.36/x
  3. Step 3: Cross multiply
    240,616.68x = 332,043.52 × 138,642.36
  4. Step 4: Simplify right side
    240,616.68x = 46,035,297,235.51
  5. Step 5: Solve for x
    x = 46,035,297,235.51/240,616.68
  6. Step 6: Final answer
    x = 191,322.14

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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.