Home / 240,727.08-332,148.42-154,731

Finding the Fourth Proportional to 240,727.08, 332,148.42 and 154,731

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Solution

The fourth proportional to 240,727.08, 332,148.42 and 154,731 is: 213,493.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,727.08 : 332,148.42 = 154,731 : x
  2. Step 2: Convert to fraction form
    240,727.08/332,148.42 = 154,731/x
  3. Step 3: Cross multiply
    240,727.08x = 332,148.42 × 154,731
  4. Step 4: Simplify right side
    240,727.08x = 51,393,657,175.02
  5. Step 5: Solve for x
    x = 51,393,657,175.02/240,727.08
  6. Step 6: Final answer
    x = 213,493.46

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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.