Home / 56,336.58-77,744.49-31,186.08

Finding the Fourth Proportional to 56,336.58, 77,744.49 and 31,186.08

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Solution

The fourth proportional to 56,336.58, 77,744.49 and 31,186.08 is: 43,036.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,336.58 : 77,744.49 = 31,186.08 : x
  2. Step 2: Convert to fraction form
    56,336.58/77,744.49 = 31,186.08/x
  3. Step 3: Cross multiply
    56,336.58x = 77,744.49 × 31,186.08
  4. Step 4: Simplify right side
    56,336.58x = 2,424,545,495.98
  5. Step 5: Solve for x
    x = 2,424,545,495.98/56,336.58
  6. Step 6: Final answer
    x = 43,036.79

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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.