Home / 56,446.29-77,895.99-31,295.79

Finding the Fourth Proportional to 56,446.29, 77,895.99 and 31,295.79

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Solution

The fourth proportional to 56,446.29, 77,895.99 and 31,295.79 is: 43,188.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,446.29 : 77,895.99 = 31,295.79 : x
  2. Step 2: Convert to fraction form
    56,446.29/77,895.99 = 31,295.79/x
  3. Step 3: Cross multiply
    56,446.29x = 77,895.99 × 31,295.79
  4. Step 4: Simplify right side
    56,446.29x = 2,437,816,544.88
  5. Step 5: Solve for x
    x = 2,437,816,544.88/56,446.29
  6. Step 6: Final answer
    x = 43,188.25

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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.