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Finding the Fourth Proportional to 58,231.98, 80,362.98 and 32,746.36

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Solution

The fourth proportional to 58,231.98, 80,362.98 and 32,746.36 is: 45,191.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,231.98 : 80,362.98 = 32,746.36 : x
  2. Step 2: Convert to fraction form
    58,231.98/80,362.98 = 32,746.36/x
  3. Step 3: Cross multiply
    58,231.98x = 80,362.98 × 32,746.36
  4. Step 4: Simplify right side
    58,231.98x = 2,631,595,073.75
  5. Step 5: Solve for x
    x = 2,631,595,073.75/58,231.98
  6. Step 6: Final answer
    x = 45,191.58

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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.