Home / 56,252.94-77,631.75-31,104.06

Finding the Fourth Proportional to 56,252.94, 77,631.75 and 31,104.06

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Solution

The fourth proportional to 56,252.94, 77,631.75 and 31,104.06 is: 42,925.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,252.94 : 77,631.75 = 31,104.06 : x
  2. Step 2: Convert to fraction form
    56,252.94/77,631.75 = 31,104.06/x
  3. Step 3: Cross multiply
    56,252.94x = 77,631.75 × 31,104.06
  4. Step 4: Simplify right side
    56,252.94x = 2,414,662,609.91
  5. Step 5: Solve for x
    x = 2,414,662,609.91/56,252.94
  6. Step 6: Final answer
    x = 42,925.09

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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.