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Finding the Fourth Proportional to 58,251.96, 80,386.74 and 32,409.51

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Solution

The fourth proportional to 58,251.96, 80,386.74 and 32,409.51 is: 44,724.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,251.96 : 80,386.74 = 32,409.51 : x
  2. Step 2: Convert to fraction form
    58,251.96/80,386.74 = 32,409.51/x
  3. Step 3: Cross multiply
    58,251.96x = 80,386.74 × 32,409.51
  4. Step 4: Simplify right side
    58,251.96x = 2,605,294,853.90
  5. Step 5: Solve for x
    x = 2,605,294,853.90/58,251.96
  6. Step 6: Final answer
    x = 44,724.59

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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.