Home / 557,171.79-835,741.68-157,811.82

Finding the Fourth Proportional to 557,171.79, 835,741.68 and 157,811.82

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Solution

The fourth proportional to 557,171.79, 835,741.68 and 157,811.82 is: 236,713.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,171.79 : 835,741.68 = 157,811.82 : x
  2. Step 2: Convert to fraction form
    557,171.79/835,741.68 = 157,811.82/x
  3. Step 3: Cross multiply
    557,171.79x = 835,741.68 × 157,811.82
  4. Step 4: Simplify right side
    557,171.79x = 131,889,915,570.66
  5. Step 5: Solve for x
    x = 131,889,915,570.66/557,171.79
  6. Step 6: Final answer
    x = 236,713.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.