Home / 279,970.08-386,366.46-171,092.04

Finding the Fourth Proportional to 279,970.08, 386,366.46 and 171,092.04

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Solution

The fourth proportional to 279,970.08, 386,366.46 and 171,092.04 is: 236,111.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,970.08 : 386,366.46 = 171,092.04 : x
  2. Step 2: Convert to fraction form
    279,970.08/386,366.46 = 171,092.04/x
  3. Step 3: Cross multiply
    279,970.08x = 386,366.46 × 171,092.04
  4. Step 4: Simplify right side
    279,970.08x = 66,104,225,828.98
  5. Step 5: Solve for x
    x = 66,104,225,828.98/279,970.08
  6. Step 6: Final answer
    x = 236,111.75

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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.