Home / 49,512.30-74,268.45-46,231.80

Finding the Fourth Proportional to 49,512.30, 74,268.45 and 46,231.80

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Solution

The fourth proportional to 49,512.30, 74,268.45 and 46,231.80 is: 69,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,512.30 : 74,268.45 = 46,231.80 : x
  2. Step 2: Convert to fraction form
    49,512.30/74,268.45 = 46,231.80/x
  3. Step 3: Cross multiply
    49,512.30x = 74,268.45 × 46,231.80
  4. Step 4: Simplify right side
    49,512.30x = 3,433,564,126.71
  5. Step 5: Solve for x
    x = 3,433,564,126.71/49,512.30
  6. Step 6: Final answer
    x = 69,347.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.