Home / 286,027.04-394,728.73-156,970.06

Finding the Fourth Proportional to 286,027.04, 394,728.73 and 156,970.06

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Solution

The fourth proportional to 286,027.04, 394,728.73 and 156,970.06 is: 216,624.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,027.04 : 394,728.73 = 156,970.06 : x
  2. Step 2: Convert to fraction form
    286,027.04/394,728.73 = 156,970.06/x
  3. Step 3: Cross multiply
    286,027.04x = 394,728.73 × 156,970.06
  4. Step 4: Simplify right side
    286,027.04x = 61,960,591,052.58
  5. Step 5: Solve for x
    x = 61,960,591,052.58/286,027.04
  6. Step 6: Final answer
    x = 216,624.94

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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.