Home / 92,365.44-127,435.32-56,518.08

Finding the Fourth Proportional to 92,365.44, 127,435.32 and 56,518.08

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Solution

The fourth proportional to 92,365.44, 127,435.32 and 56,518.08 is: 77,977.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,365.44 : 127,435.32 = 56,518.08 : x
  2. Step 2: Convert to fraction form
    92,365.44/127,435.32 = 56,518.08/x
  3. Step 3: Cross multiply
    92,365.44x = 127,435.32 × 56,518.08
  4. Step 4: Simplify right side
    92,365.44x = 7,202,399,610.59
  5. Step 5: Solve for x
    x = 7,202,399,610.59/92,365.44
  6. Step 6: Final answer
    x = 77,977.21

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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.