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Finding the Fourth Proportional to 48,346.49, 72,541.48 and 26,133.86

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Solution

The fourth proportional to 48,346.49, 72,541.48 and 26,133.86 is: 39,212.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,346.49 : 72,541.48 = 26,133.86 : x
  2. Step 2: Convert to fraction form
    48,346.49/72,541.48 = 26,133.86/x
  3. Step 3: Cross multiply
    48,346.49x = 72,541.48 × 26,133.86
  4. Step 4: Simplify right side
    48,346.49x = 1,895,788,519.81
  5. Step 5: Solve for x
    x = 1,895,788,519.81/48,346.49
  6. Step 6: Final answer
    x = 39,212.54

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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.