Home / 57,159.14-78,882.44-34,497.77

Finding the Fourth Proportional to 57,159.14, 78,882.44 and 34,497.77

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Solution

The fourth proportional to 57,159.14, 78,882.44 and 34,497.77 is: 47,608.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,159.14 : 78,882.44 = 34,497.77 : x
  2. Step 2: Convert to fraction form
    57,159.14/78,882.44 = 34,497.77/x
  3. Step 3: Cross multiply
    57,159.14x = 78,882.44 × 34,497.77
  4. Step 4: Simplify right side
    57,159.14x = 2,721,267,705.26
  5. Step 5: Solve for x
    x = 2,721,267,705.26/57,159.14
  6. Step 6: Final answer
    x = 47,608.62

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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.