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Finding the Fourth Proportional to 58,867.72, 81,237.87 and 32,010.03

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Solution

The fourth proportional to 58,867.72, 81,237.87 and 32,010.03 is: 44,174.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,867.72 : 81,237.87 = 32,010.03 : x
  2. Step 2: Convert to fraction form
    58,867.72/81,237.87 = 32,010.03/x
  3. Step 3: Cross multiply
    58,867.72x = 81,237.87 × 32,010.03
  4. Step 4: Simplify right side
    58,867.72x = 2,600,426,938.96
  5. Step 5: Solve for x
    x = 2,600,426,938.96/58,867.72
  6. Step 6: Final answer
    x = 44,174.07

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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.