Home / 55,787.01-76,963.82-35,638.67

Finding the Fourth Proportional to 55,787.01, 76,963.82 and 35,638.67

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Solution

The fourth proportional to 55,787.01, 76,963.82 and 35,638.67 is: 49,167.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,787.01 : 76,963.82 = 35,638.67 : x
  2. Step 2: Convert to fraction form
    55,787.01/76,963.82 = 35,638.67/x
  3. Step 3: Cross multiply
    55,787.01x = 76,963.82 × 35,638.67
  4. Step 4: Simplify right side
    55,787.01x = 2,742,887,619.91
  5. Step 5: Solve for x
    x = 2,742,887,619.91/55,787.01
  6. Step 6: Final answer
    x = 49,167.14

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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.