Home / 104,849.28-144,897.48-93,185.28

Finding the Fourth Proportional to 104,849.28, 144,897.48 and 93,185.28

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Solution

The fourth proportional to 104,849.28, 144,897.48 and 93,185.28 is: 128,778.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,849.28 : 144,897.48 = 93,185.28 : x
  2. Step 2: Convert to fraction form
    104,849.28/144,897.48 = 93,185.28/x
  3. Step 3: Cross multiply
    104,849.28x = 144,897.48 × 93,185.28
  4. Step 4: Simplify right side
    104,849.28x = 13,502,312,245.09
  5. Step 5: Solve for x
    x = 13,502,312,245.09/104,849.28
  6. Step 6: Final answer
    x = 128,778.30

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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.