Home / 178,470.84-246,278.70-106,856.76

Finding the Fourth Proportional to 178,470.84, 246,278.70 and 106,856.76

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Solution

The fourth proportional to 178,470.84, 246,278.70 and 106,856.76 is: 147,455.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,470.84 : 246,278.70 = 106,856.76 : x
  2. Step 2: Convert to fraction form
    178,470.84/246,278.70 = 106,856.76/x
  3. Step 3: Cross multiply
    178,470.84x = 246,278.70 × 106,856.76
  4. Step 4: Simplify right side
    178,470.84x = 26,316,543,939.01
  5. Step 5: Solve for x
    x = 26,316,543,939.01/178,470.84
  6. Step 6: Final answer
    x = 147,455.71

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1.5x scale

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.