Home / 185,263.14-255,674.25-104,688.78

Finding the Fourth Proportional to 185,263.14, 255,674.25 and 104,688.78

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Solution

The fourth proportional to 185,263.14, 255,674.25 and 104,688.78 is: 144,476.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,263.14 : 255,674.25 = 104,688.78 : x
  2. Step 2: Convert to fraction form
    185,263.14/255,674.25 = 104,688.78/x
  3. Step 3: Cross multiply
    185,263.14x = 255,674.25 × 104,688.78
  4. Step 4: Simplify right side
    185,263.14x = 26,766,225,309.92
  5. Step 5: Solve for x
    x = 26,766,225,309.92/185,263.14
  6. Step 6: Final answer
    x = 144,476.80

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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.