Home / 64,263.09-96,398.22-19,886.38

Finding the Fourth Proportional to 64,263.09, 96,398.22 and 19,886.38

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Solution

The fourth proportional to 64,263.09, 96,398.22 and 19,886.38 is: 29,830.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,263.09 : 96,398.22 = 19,886.38 : x
  2. Step 2: Convert to fraction form
    64,263.09/96,398.22 = 19,886.38/x
  3. Step 3: Cross multiply
    64,263.09x = 96,398.22 × 19,886.38
  4. Step 4: Simplify right side
    64,263.09x = 1,917,011,634.24
  5. Step 5: Solve for x
    x = 1,917,011,634.24/64,263.09
  6. Step 6: Final answer
    x = 29,830.68

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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.