Home / 56,584.92-78,088.48-31,092.84

Finding the Fourth Proportional to 56,584.92, 78,088.48 and 31,092.84

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Solution

The fourth proportional to 56,584.92, 78,088.48 and 31,092.84 is: 42,908.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,584.92 : 78,088.48 = 31,092.84 : x
  2. Step 2: Convert to fraction form
    56,584.92/78,088.48 = 31,092.84/x
  3. Step 3: Cross multiply
    56,584.92x = 78,088.48 × 31,092.84
  4. Step 4: Simplify right side
    56,584.92x = 2,427,992,614.48
  5. Step 5: Solve for x
    x = 2,427,992,614.48/56,584.92
  6. Step 6: Final answer
    x = 42,908.83

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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.