Home / 56,495.44-77,970.36-31,346.56

Finding the Fourth Proportional to 56,495.44, 77,970.36 and 31,346.56

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Solution

The fourth proportional to 56,495.44, 77,970.36 and 31,346.56 is: 43,261.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,495.44 : 77,970.36 = 31,346.56 : x
  2. Step 2: Convert to fraction form
    56,495.44/77,970.36 = 31,346.56/x
  3. Step 3: Cross multiply
    56,495.44x = 77,970.36 × 31,346.56
  4. Step 4: Simplify right side
    56,495.44x = 2,444,102,567.96
  5. Step 5: Solve for x
    x = 2,444,102,567.96/56,495.44
  6. Step 6: Final answer
    x = 43,261.94

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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.