Home / 56,238.16-77,577.96-36,072.61

Finding the Fourth Proportional to 56,238.16, 77,577.96 and 36,072.61

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Solution

The fourth proportional to 56,238.16, 77,577.96 and 36,072.61 is: 49,760.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,238.16 : 77,577.96 = 36,072.61 : x
  2. Step 2: Convert to fraction form
    56,238.16/77,577.96 = 36,072.61/x
  3. Step 3: Cross multiply
    56,238.16x = 77,577.96 × 36,072.61
  4. Step 4: Simplify right side
    56,238.16x = 2,798,439,495.68
  5. Step 5: Solve for x
    x = 2,798,439,495.68/56,238.16
  6. Step 6: Final answer
    x = 49,760.51

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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.