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Finding the Fourth Proportional to 58,969.81, 81,373.21 and 33,477.26

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Solution

The fourth proportional to 58,969.81, 81,373.21 and 33,477.26 is: 46,195.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,969.81 : 81,373.21 = 33,477.26 : x
  2. Step 2: Convert to fraction form
    58,969.81/81,373.21 = 33,477.26/x
  3. Step 3: Cross multiply
    58,969.81x = 81,373.21 × 33,477.26
  4. Step 4: Simplify right side
    58,969.81x = 2,724,151,805.95
  5. Step 5: Solve for x
    x = 2,724,151,805.95/58,969.81
  6. Step 6: Final answer
    x = 46,195.70

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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.