Home / 138,060.51-207,091.31-41,998.67

Finding the Fourth Proportional to 138,060.51, 207,091.31 and 41,998.67

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Solution

The fourth proportional to 138,060.51, 207,091.31 and 41,998.67 is: 62,998.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,060.51 : 207,091.31 = 41,998.67 : x
  2. Step 2: Convert to fraction form
    138,060.51/207,091.31 = 41,998.67/x
  3. Step 3: Cross multiply
    138,060.51x = 207,091.31 × 41,998.67
  4. Step 4: Simplify right side
    138,060.51x = 8,697,558,343.11
  5. Step 5: Solve for x
    x = 8,697,558,343.11/138,060.51
  6. Step 6: Final answer
    x = 62,998.16

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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.