Home / 107,227.05-147,991.08-59,495.78

Finding the Fourth Proportional to 107,227.05, 147,991.08 and 59,495.78

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Solution

The fourth proportional to 107,227.05, 147,991.08 and 59,495.78 is: 82,114.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,227.05 : 147,991.08 = 59,495.78 : x
  2. Step 2: Convert to fraction form
    107,227.05/147,991.08 = 59,495.78/x
  3. Step 3: Cross multiply
    107,227.05x = 147,991.08 × 59,495.78
  4. Step 4: Simplify right side
    107,227.05x = 8,804,843,997.69
  5. Step 5: Solve for x
    x = 8,804,843,997.69/107,227.05
  6. Step 6: Final answer
    x = 82,114.02

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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.