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Finding the Fourth Proportional to 62,108.84, 85,707.90 and 33,813.96

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Solution

The fourth proportional to 62,108.84, 85,707.90 and 33,813.96 is: 46,662.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,108.84 : 85,707.90 = 33,813.96 : x
  2. Step 2: Convert to fraction form
    62,108.84/85,707.90 = 33,813.96/x
  3. Step 3: Cross multiply
    62,108.84x = 85,707.90 × 33,813.96
  4. Step 4: Simplify right side
    62,108.84x = 2,898,123,502.28
  5. Step 5: Solve for x
    x = 2,898,123,502.28/62,108.84
  6. Step 6: Final answer
    x = 46,662.01

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1.5x scale

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.