Home / 56,748.94-78,313.84-31,598.44

Finding the Fourth Proportional to 56,748.94, 78,313.84 and 31,598.44

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Solution

The fourth proportional to 56,748.94, 78,313.84 and 31,598.44 is: 43,606.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,748.94 : 78,313.84 = 31,598.44 : x
  2. Step 2: Convert to fraction form
    56,748.94/78,313.84 = 31,598.44/x
  3. Step 3: Cross multiply
    56,748.94x = 78,313.84 × 31,598.44
  4. Step 4: Simplify right side
    56,748.94x = 2,474,594,899.63
  5. Step 5: Solve for x
    x = 2,474,594,899.63/56,748.94
  6. Step 6: Final answer
    x = 43,606.01

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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.