Home / 104,968.16-144,851.92-57,220.48

Finding the Fourth Proportional to 104,968.16, 144,851.92 and 57,220.48

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Solution

The fourth proportional to 104,968.16, 144,851.92 and 57,220.48 is: 78,962.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,968.16 : 144,851.92 = 57,220.48 : x
  2. Step 2: Convert to fraction form
    104,968.16/144,851.92 = 57,220.48/x
  3. Step 3: Cross multiply
    104,968.16x = 144,851.92 × 57,220.48
  4. Step 4: Simplify right side
    104,968.16x = 8,288,496,391.32
  5. Step 5: Solve for x
    x = 8,288,496,391.32/104,968.16
  6. Step 6: Final answer
    x = 78,962.01

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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.