Home / 236,176.49-325,931.43-140,670.20

Finding the Fourth Proportional to 236,176.49, 325,931.43 and 140,670.20

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Solution

The fourth proportional to 236,176.49, 325,931.43 and 140,670.20 is: 194,129.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,176.49 : 325,931.43 = 140,670.20 : x
  2. Step 2: Convert to fraction form
    236,176.49/325,931.43 = 140,670.20/x
  3. Step 3: Cross multiply
    236,176.49x = 325,931.43 × 140,670.20
  4. Step 4: Simplify right side
    236,176.49x = 45,848,837,814.73
  5. Step 5: Solve for x
    x = 45,848,837,814.73/236,176.49
  6. Step 6: Final answer
    x = 194,129.56

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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.