Home / 49,455.77-68,237.12-29,309.18

Finding the Fourth Proportional to 49,455.77, 68,237.12 and 29,309.18

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Solution

The fourth proportional to 49,455.77, 68,237.12 and 29,309.18 is: 40,439.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,455.77 : 68,237.12 = 29,309.18 : x
  2. Step 2: Convert to fraction form
    49,455.77/68,237.12 = 29,309.18/x
  3. Step 3: Cross multiply
    49,455.77x = 68,237.12 × 29,309.18
  4. Step 4: Simplify right side
    49,455.77x = 1,999,973,886.22
  5. Step 5: Solve for x
    x = 1,999,973,886.22/49,455.77
  6. Step 6: Final answer
    x = 40,439.65

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1.5x scale

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.