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Finding the Fourth Proportional to 81,501.63, 122,253.30 and 22,337.30

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Solution

The fourth proportional to 81,501.63, 122,253.30 and 22,337.30 is: 33,506.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,501.63 : 122,253.30 = 22,337.30 : x
  2. Step 2: Convert to fraction form
    81,501.63/122,253.30 = 22,337.30/x
  3. Step 3: Cross multiply
    81,501.63x = 122,253.30 × 22,337.30
  4. Step 4: Simplify right side
    81,501.63x = 2,730,808,685.85
  5. Step 5: Solve for x
    x = 2,730,808,685.85/81,501.63
  6. Step 6: Final answer
    x = 33,506.18

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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.