Home / 371,726.40-557,610.96-105,466.08

Finding the Fourth Proportional to 371,726.40, 557,610.96 and 105,466.08

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Solution

The fourth proportional to 371,726.40, 557,610.96 and 105,466.08 is: 158,205.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,726.40 : 557,610.96 = 105,466.08 : x
  2. Step 2: Convert to fraction form
    371,726.40/557,610.96 = 105,466.08/x
  3. Step 3: Cross multiply
    371,726.40x = 557,610.96 × 105,466.08
  4. Step 4: Simplify right side
    371,726.40x = 58,809,042,116.24
  5. Step 5: Solve for x
    x = 58,809,042,116.24/371,726.40
  6. Step 6: Final answer
    x = 158,205.18

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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.