Home / 61,223.08-91,843.38-19,106.94

Finding the Fourth Proportional to 61,223.08, 91,843.38 and 19,106.94

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Solution

The fourth proportional to 61,223.08, 91,843.38 and 19,106.94 is: 28,663.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,223.08 : 91,843.38 = 19,106.94 : x
  2. Step 2: Convert to fraction form
    61,223.08/91,843.38 = 19,106.94/x
  3. Step 3: Cross multiply
    61,223.08x = 91,843.38 × 19,106.94
  4. Step 4: Simplify right side
    61,223.08x = 1,754,845,951.06
  5. Step 5: Solve for x
    x = 1,754,845,951.06/61,223.08
  6. Step 6: Final answer
    x = 28,663.14

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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.