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Finding the Fourth Proportional to 57,362.99, 79,159.82 and 34,693.92

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Solution

The fourth proportional to 57,362.99, 79,159.82 and 34,693.92 is: 47,876.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,362.99 : 79,159.82 = 34,693.92 : x
  2. Step 2: Convert to fraction form
    57,362.99/79,159.82 = 34,693.92/x
  3. Step 3: Cross multiply
    57,362.99x = 79,159.82 × 34,693.92
  4. Step 4: Simplify right side
    57,362.99x = 2,746,364,288.82
  5. Step 5: Solve for x
    x = 2,746,364,288.82/57,362.99
  6. Step 6: Final answer
    x = 47,876.94

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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.