Home / 102,746.76-154,207.62-40,461

Finding the Fourth Proportional to 102,746.76, 154,207.62 and 40,461

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Solution

The fourth proportional to 102,746.76, 154,207.62 and 40,461 is: 60,725.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,746.76 : 154,207.62 = 40,461 : x
  2. Step 2: Convert to fraction form
    102,746.76/154,207.62 = 40,461/x
  3. Step 3: Cross multiply
    102,746.76x = 154,207.62 × 40,461
  4. Step 4: Simplify right side
    102,746.76x = 6,239,394,512.82
  5. Step 5: Solve for x
    x = 6,239,394,512.82/102,746.76
  6. Step 6: Final answer
    x = 60,725.95

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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.