Home / 185,402.90-255,861.04-104,842.48

Finding the Fourth Proportional to 185,402.90, 255,861.04 and 104,842.48

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Solution

The fourth proportional to 185,402.90, 255,861.04 and 104,842.48 is: 144,685.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,402.90 : 255,861.04 = 104,842.48 : x
  2. Step 2: Convert to fraction form
    185,402.90/255,861.04 = 104,842.48/x
  3. Step 3: Cross multiply
    185,402.90x = 255,861.04 × 104,842.48
  4. Step 4: Simplify right side
    185,402.90x = 26,825,105,171.37
  5. Step 5: Solve for x
    x = 26,825,105,171.37/185,402.90
  6. Step 6: Final answer
    x = 144,685.47

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1.5x scale

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.