Home / 49,970.85-74,591.69-43,665.13

Finding the Fourth Proportional to 49,970.85, 74,591.69 and 43,665.13

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Solution

The fourth proportional to 49,970.85, 74,591.69 and 43,665.13 is: 65,179.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,970.85 : 74,591.69 = 43,665.13 : x
  2. Step 2: Convert to fraction form
    49,970.85/74,591.69 = 43,665.13/x
  3. Step 3: Cross multiply
    49,970.85x = 74,591.69 × 43,665.13
  4. Step 4: Simplify right side
    49,970.85x = 3,257,055,840.77
  5. Step 5: Solve for x
    x = 3,257,055,840.77/49,970.85
  6. Step 6: Final answer
    x = 65,179.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.