Home / 71,983.08-99,293.10-46,449.48

Finding the Fourth Proportional to 71,983.08, 99,293.10 and 46,449.48

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Solution

The fourth proportional to 71,983.08, 99,293.10 and 46,449.48 is: 64,072.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,983.08 : 99,293.10 = 46,449.48 : x
  2. Step 2: Convert to fraction form
    71,983.08/99,293.10 = 46,449.48/x
  3. Step 3: Cross multiply
    71,983.08x = 99,293.10 × 46,449.48
  4. Step 4: Simplify right side
    71,983.08x = 4,612,112,862.59
  5. Step 5: Solve for x
    x = 4,612,112,862.59/71,983.08
  6. Step 6: Final answer
    x = 64,072.18

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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.