Home / 67,282.31-92,849.66-39,004.40

Finding the Fourth Proportional to 67,282.31, 92,849.66 and 39,004.40

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Solution

The fourth proportional to 67,282.31, 92,849.66 and 39,004.40 is: 53,826.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,282.31 : 92,849.66 = 39,004.40 : x
  2. Step 2: Convert to fraction form
    67,282.31/92,849.66 = 39,004.40/x
  3. Step 3: Cross multiply
    67,282.31x = 92,849.66 × 39,004.40
  4. Step 4: Simplify right side
    67,282.31x = 3,621,545,461.87
  5. Step 5: Solve for x
    x = 3,621,545,461.87/67,282.31
  6. Step 6: Final answer
    x = 53,826.11

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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.