Home / 185,493.56-255,981.15-104,919.35

Finding the Fourth Proportional to 185,493.56, 255,981.15 and 104,919.35

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Solution

The fourth proportional to 185,493.56, 255,981.15 and 104,919.35 is: 144,788.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,493.56 : 255,981.15 = 104,919.35 : x
  2. Step 2: Convert to fraction form
    185,493.56/255,981.15 = 104,919.35/x
  3. Step 3: Cross multiply
    185,493.56x = 255,981.15 × 104,919.35
  4. Step 4: Simplify right side
    185,493.56x = 26,857,376,510.21
  5. Step 5: Solve for x
    x = 26,857,376,510.21/185,493.56
  6. Step 6: Final answer
    x = 144,788.73

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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.