Home / 240,900.04-332,488.62-138,991.36

Finding the Fourth Proportional to 240,900.04, 332,488.62 and 138,991.36

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Solution

The fourth proportional to 240,900.04, 332,488.62 and 138,991.36 is: 191,834.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,900.04 : 332,488.62 = 138,991.36 : x
  2. Step 2: Convert to fraction form
    240,900.04/332,488.62 = 138,991.36/x
  3. Step 3: Cross multiply
    240,900.04x = 332,488.62 × 138,991.36
  4. Step 4: Simplify right side
    240,900.04x = 46,213,045,478.32
  5. Step 5: Solve for x
    x = 46,213,045,478.32/240,900.04
  6. Step 6: Final answer
    x = 191,834.94

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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.