Home / 240,667.32-332,126.28-131,782.02

Finding the Fourth Proportional to 240,667.32, 332,126.28 and 131,782.02

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Solution

The fourth proportional to 240,667.32, 332,126.28 and 131,782.02 is: 181,862.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,667.32 : 332,126.28 = 131,782.02 : x
  2. Step 2: Convert to fraction form
    240,667.32/332,126.28 = 131,782.02/x
  3. Step 3: Cross multiply
    240,667.32x = 332,126.28 × 131,782.02
  4. Step 4: Simplify right side
    240,667.32x = 43,768,272,073.49
  5. Step 5: Solve for x
    x = 43,768,272,073.49/240,667.32
  6. Step 6: Final answer
    x = 181,862.13

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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.