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Finding the Fourth Proportional to 147,667.30, 221,610.30 and 108,301.30

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Solution

The fourth proportional to 147,667.30, 221,610.30 and 108,301.30 is: 162,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,667.30 : 221,610.30 = 108,301.30 : x
  2. Step 2: Convert to fraction form
    147,667.30/221,610.30 = 108,301.30/x
  3. Step 3: Cross multiply
    147,667.30x = 221,610.30 × 108,301.30
  4. Step 4: Simplify right side
    147,667.30x = 24,000,683,583.39
  5. Step 5: Solve for x
    x = 24,000,683,583.39/147,667.30
  6. Step 6: Final answer
    x = 162,532.15

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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.