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Finding the Fourth Proportional to 60,312.63, 83,231.96 and 33,457.35

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Solution

The fourth proportional to 60,312.63, 83,231.96 and 33,457.35 is: 46,171.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,312.63 : 83,231.96 = 33,457.35 : x
  2. Step 2: Convert to fraction form
    60,312.63/83,231.96 = 33,457.35/x
  3. Step 3: Cross multiply
    60,312.63x = 83,231.96 × 33,457.35
  4. Step 4: Simplify right side
    60,312.63x = 2,784,720,649.62
  5. Step 5: Solve for x
    x = 2,784,720,649.62/60,312.63
  6. Step 6: Final answer
    x = 46,171.43

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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.