Home / 74,646.28-103,033.06-49,171.24

Finding the Fourth Proportional to 74,646.28, 103,033.06 and 49,171.24

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Solution

The fourth proportional to 74,646.28, 103,033.06 and 49,171.24 is: 67,870.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,646.28 : 103,033.06 = 49,171.24 : x
  2. Step 2: Convert to fraction form
    74,646.28/103,033.06 = 49,171.24/x
  3. Step 3: Cross multiply
    74,646.28x = 103,033.06 × 49,171.24
  4. Step 4: Simplify right side
    74,646.28x = 5,066,263,321.19
  5. Step 5: Solve for x
    x = 5,066,263,321.19/74,646.28
  6. Step 6: Final answer
    x = 67,870.27

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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.