Home / 236,230.44-354,340.80-78,460.26

Finding the Fourth Proportional to 236,230.44, 354,340.80 and 78,460.26

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Solution

The fourth proportional to 236,230.44, 354,340.80 and 78,460.26 is: 117,688.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,230.44 : 354,340.80 = 78,460.26 : x
  2. Step 2: Convert to fraction form
    236,230.44/354,340.80 = 78,460.26/x
  3. Step 3: Cross multiply
    236,230.44x = 354,340.80 × 78,460.26
  4. Step 4: Simplify right side
    236,230.44x = 27,801,671,296.61
  5. Step 5: Solve for x
    x = 27,801,671,296.61/236,230.44
  6. Step 6: Final answer
    x = 117,688.78

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1.5x scale

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.