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Finding the Fourth Proportional to 163,681.29, 244,322.28 and 151,659.68

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Solution

The fourth proportional to 163,681.29, 244,322.28 and 151,659.68 is: 226,377.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,681.29 : 244,322.28 = 151,659.68 : x
  2. Step 2: Convert to fraction form
    163,681.29/244,322.28 = 151,659.68/x
  3. Step 3: Cross multiply
    163,681.29x = 244,322.28 × 151,659.68
  4. Step 4: Simplify right side
    163,681.29x = 37,053,837,580.06
  5. Step 5: Solve for x
    x = 37,053,837,580.06/163,681.29
  6. Step 6: Final answer
    x = 226,377.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.