Home / 155,267.16-214,282.44-91,592.64

Finding the Fourth Proportional to 155,267.16, 214,282.44 and 91,592.64

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Solution

The fourth proportional to 155,267.16, 214,282.44 and 91,592.64 is: 126,405.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,267.16 : 214,282.44 = 91,592.64 : x
  2. Step 2: Convert to fraction form
    155,267.16/214,282.44 = 91,592.64/x
  3. Step 3: Cross multiply
    155,267.16x = 214,282.44 × 91,592.64
  4. Step 4: Simplify right side
    155,267.16x = 19,626,694,385.24
  5. Step 5: Solve for x
    x = 19,626,694,385.24/155,267.16
  6. Step 6: Final answer
    x = 126,405.96

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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.