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Finding the Fourth Proportional to 62,047.91, 93,071.87 and 43,364.43

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Solution

The fourth proportional to 62,047.91, 93,071.87 and 43,364.43 is: 65,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,047.91 : 93,071.87 = 43,364.43 : x
  2. Step 2: Convert to fraction form
    62,047.91/93,071.87 = 43,364.43/x
  3. Step 3: Cross multiply
    62,047.91x = 93,071.87 × 43,364.43
  4. Step 4: Simplify right side
    62,047.91x = 4,036,008,374.76
  5. Step 5: Solve for x
    x = 4,036,008,374.76/62,047.91
  6. Step 6: Final answer
    x = 65,046.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.