Home / 161,934.33-242,904.54-55,342.68

Finding the Fourth Proportional to 161,934.33, 242,904.54 and 55,342.68

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Solution

The fourth proportional to 161,934.33, 242,904.54 and 55,342.68 is: 83,015.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,934.33 : 242,904.54 = 55,342.68 : x
  2. Step 2: Convert to fraction form
    161,934.33/242,904.54 = 55,342.68/x
  3. Step 3: Cross multiply
    161,934.33x = 242,904.54 × 55,342.68
  4. Step 4: Simplify right side
    161,934.33x = 13,442,988,227.77
  5. Step 5: Solve for x
    x = 13,442,988,227.77/161,934.33
  6. Step 6: Final answer
    x = 83,015.06

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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.