Home / 146,112.81-219,181.70-51,334.76

Finding the Fourth Proportional to 146,112.81, 219,181.70 and 51,334.76

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Solution

The fourth proportional to 146,112.81, 219,181.70 and 51,334.76 is: 77,006.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,112.81 : 219,181.70 = 51,334.76 : x
  2. Step 2: Convert to fraction form
    146,112.81/219,181.70 = 51,334.76/x
  3. Step 3: Cross multiply
    146,112.81x = 219,181.70 × 51,334.76
  4. Step 4: Simplify right side
    146,112.81x = 11,251,639,709.22
  5. Step 5: Solve for x
    x = 11,251,639,709.22/146,112.81
  6. Step 6: Final answer
    x = 77,006.52

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1.5x scale

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.