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Finding the Fourth Proportional to 101,297.15, 151,945.79 and 26,417.10

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Solution

The fourth proportional to 101,297.15, 151,945.79 and 26,417.10 is: 39,625.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,297.15 : 151,945.79 = 26,417.10 : x
  2. Step 2: Convert to fraction form
    101,297.15/151,945.79 = 26,417.10/x
  3. Step 3: Cross multiply
    101,297.15x = 151,945.79 × 26,417.10
  4. Step 4: Simplify right side
    101,297.15x = 4,013,966,996.92
  5. Step 5: Solve for x
    x = 4,013,966,996.92/101,297.15
  6. Step 6: Final answer
    x = 39,625.67

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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.