Home / 185,848.63-256,469.70-100,966.30

Finding the Fourth Proportional to 185,848.63, 256,469.70 and 100,966.30

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Solution

The fourth proportional to 185,848.63, 256,469.70 and 100,966.30 is: 139,332.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,848.63 : 256,469.70 = 100,966.30 : x
  2. Step 2: Convert to fraction form
    185,848.63/256,469.70 = 100,966.30/x
  3. Step 3: Cross multiply
    185,848.63x = 256,469.70 × 100,966.30
  4. Step 4: Simplify right side
    185,848.63x = 25,894,796,671.11
  5. Step 5: Solve for x
    x = 25,894,796,671.11/185,848.63
  6. Step 6: Final answer
    x = 139,332.73

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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.