Home / 268,676.13-370,776.15-153,952.50

Finding the Fourth Proportional to 268,676.13, 370,776.15 and 153,952.50

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Solution

The fourth proportional to 268,676.13, 370,776.15 and 153,952.50 is: 212,456.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,676.13 : 370,776.15 = 153,952.50 : x
  2. Step 2: Convert to fraction form
    268,676.13/370,776.15 = 153,952.50/x
  3. Step 3: Cross multiply
    268,676.13x = 370,776.15 × 153,952.50
  4. Step 4: Simplify right side
    268,676.13x = 57,081,915,232.88
  5. Step 5: Solve for x
    x = 57,081,915,232.88/268,676.13
  6. Step 6: Final answer
    x = 212,456.22

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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.