Home / 178,253.73-245,966.76-106,607.61

Finding the Fourth Proportional to 178,253.73, 245,966.76 and 106,607.61

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Solution

The fourth proportional to 178,253.73, 245,966.76 and 106,607.61 is: 147,104.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,253.73 : 245,966.76 = 106,607.61 : x
  2. Step 2: Convert to fraction form
    178,253.73/245,966.76 = 106,607.61/x
  3. Step 3: Cross multiply
    178,253.73x = 245,966.76 × 106,607.61
  4. Step 4: Simplify right side
    178,253.73x = 26,221,928,423.04
  5. Step 5: Solve for x
    x = 26,221,928,423.04/178,253.73
  6. Step 6: Final answer
    x = 147,104.51

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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.