Home / 55,787.10-76,985.95-30,293.26

Finding the Fourth Proportional to 55,787.10, 76,985.95 and 30,293.26

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Solution

The fourth proportional to 55,787.10, 76,985.95 and 30,293.26 is: 41,804.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,787.10 : 76,985.95 = 30,293.26 : x
  2. Step 2: Convert to fraction form
    55,787.10/76,985.95 = 30,293.26/x
  3. Step 3: Cross multiply
    55,787.10x = 76,985.95 × 30,293.26
  4. Step 4: Simplify right side
    55,787.10x = 2,332,155,043.95
  5. Step 5: Solve for x
    x = 2,332,155,043.95/55,787.10
  6. Step 6: Final answer
    x = 41,804.56

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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.