Home / 197,664.59-272,665.78-125,044.95

Finding the Fourth Proportional to 197,664.59, 272,665.78 and 125,044.95

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Solution

The fourth proportional to 197,664.59, 272,665.78 and 125,044.95 is: 172,491.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,664.59 : 272,665.78 = 125,044.95 : x
  2. Step 2: Convert to fraction form
    197,664.59/272,665.78 = 125,044.95/x
  3. Step 3: Cross multiply
    197,664.59x = 272,665.78 × 125,044.95
  4. Step 4: Simplify right side
    197,664.59x = 34,095,480,005.61
  5. Step 5: Solve for x
    x = 34,095,480,005.61/197,664.59
  6. Step 6: Final answer
    x = 172,491.59

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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.