Home / 240,783.27-332,316.36-138,788.82

Finding the Fourth Proportional to 240,783.27, 332,316.36 and 138,788.82

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Solution

The fourth proportional to 240,783.27, 332,316.36 and 138,788.82 is: 191,549.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,783.27 : 332,316.36 = 138,788.82 : x
  2. Step 2: Convert to fraction form
    240,783.27/332,316.36 = 138,788.82/x
  3. Step 3: Cross multiply
    240,783.27x = 332,316.36 × 138,788.82
  4. Step 4: Simplify right side
    240,783.27x = 46,121,795,471.10
  5. Step 5: Solve for x
    x = 46,121,795,471.10/240,783.27
  6. Step 6: Final answer
    x = 191,549.00

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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.