Home / 46,128.57-63,655.92-29,141.87

Finding the Fourth Proportional to 46,128.57, 63,655.92 and 29,141.87

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Solution

The fourth proportional to 46,128.57, 63,655.92 and 29,141.87 is: 40,214.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,128.57 : 63,655.92 = 29,141.87 : x
  2. Step 2: Convert to fraction form
    46,128.57/63,655.92 = 29,141.87/x
  3. Step 3: Cross multiply
    46,128.57x = 63,655.92 × 29,141.87
  4. Step 4: Simplify right side
    46,128.57x = 1,855,052,227.09
  5. Step 5: Solve for x
    x = 1,855,052,227.09/46,128.57
  6. Step 6: Final answer
    x = 40,214.82

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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.