Home / 179,426.60-269,723.10-127,197.80

Finding the Fourth Proportional to 179,426.60, 269,723.10 and 127,197.80

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Solution

The fourth proportional to 179,426.60, 269,723.10 and 127,197.80 is: 191,210.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,426.60 : 269,723.10 = 127,197.80 : x
  2. Step 2: Convert to fraction form
    179,426.60/269,723.10 = 127,197.80/x
  3. Step 3: Cross multiply
    179,426.60x = 269,723.10 × 127,197.80
  4. Step 4: Simplify right side
    179,426.60x = 34,308,184,929.18
  5. Step 5: Solve for x
    x = 34,308,184,929.18/179,426.60
  6. Step 6: Final answer
    x = 191,210.14

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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.