Home / 168,435.86-232,438.01-91,956.47

Finding the Fourth Proportional to 168,435.86, 232,438.01 and 91,956.47

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Solution

The fourth proportional to 168,435.86, 232,438.01 and 91,956.47 is: 126,898.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,435.86 : 232,438.01 = 91,956.47 : x
  2. Step 2: Convert to fraction form
    168,435.86/232,438.01 = 91,956.47/x
  3. Step 3: Cross multiply
    168,435.86x = 232,438.01 × 91,956.47
  4. Step 4: Simplify right side
    168,435.86x = 21,374,177,271.45
  5. Step 5: Solve for x
    x = 21,374,177,271.45/168,435.86
  6. Step 6: Final answer
    x = 126,898.02

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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.