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Finding the Fourth Proportional to 60,674.48, 83,731.17 and 33,818.69

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Solution

The fourth proportional to 60,674.48, 83,731.17 and 33,818.69 is: 46,670.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,674.48 : 83,731.17 = 33,818.69 : x
  2. Step 2: Convert to fraction form
    60,674.48/83,731.17 = 33,818.69/x
  3. Step 3: Cross multiply
    60,674.48x = 83,731.17 × 33,818.69
  4. Step 4: Simplify right side
    60,674.48x = 2,831,678,391.99
  5. Step 5: Solve for x
    x = 2,831,678,391.99/60,674.48
  6. Step 6: Final answer
    x = 46,670.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.