Home / 157,935.82-217,951.08-89,952.79

Finding the Fourth Proportional to 157,935.82, 217,951.08 and 89,952.79

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Solution

The fourth proportional to 157,935.82, 217,951.08 and 89,952.79 is: 124,134.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,935.82 : 217,951.08 = 89,952.79 : x
  2. Step 2: Convert to fraction form
    157,935.82/217,951.08 = 89,952.79/x
  3. Step 3: Cross multiply
    157,935.82x = 217,951.08 × 89,952.79
  4. Step 4: Simplify right side
    157,935.82x = 19,605,307,729.51
  5. Step 5: Solve for x
    x = 19,605,307,729.51/157,935.82
  6. Step 6: Final answer
    x = 124,134.65

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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.