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Finding the Fourth Proportional to 108,448.80, 162,541.98 and 49,224.84

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Solution

The fourth proportional to 108,448.80, 162,541.98 and 49,224.84 is: 73,777.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,448.80 : 162,541.98 = 49,224.84 : x
  2. Step 2: Convert to fraction form
    108,448.80/162,541.98 = 49,224.84/x
  3. Step 3: Cross multiply
    108,448.80x = 162,541.98 × 49,224.84
  4. Step 4: Simplify right side
    108,448.80x = 8,001,102,958.78
  5. Step 5: Solve for x
    x = 8,001,102,958.78/108,448.80
  6. Step 6: Final answer
    x = 73,777.70

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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.