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Finding the Fourth Proportional to 147,096.92, 220,645.47 and 102,810.14

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Solution

The fourth proportional to 147,096.92, 220,645.47 and 102,810.14 is: 154,215.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,096.92 : 220,645.47 = 102,810.14 : x
  2. Step 2: Convert to fraction form
    147,096.92/220,645.47 = 102,810.14/x
  3. Step 3: Cross multiply
    147,096.92x = 220,645.47 × 102,810.14
  4. Step 4: Simplify right side
    147,096.92x = 22,684,591,661.07
  5. Step 5: Solve for x
    x = 22,684,591,661.07/147,096.92
  6. Step 6: Final answer
    x = 154,215.27

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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.