Home / 74,426.32-102,682.92-46,121.68

Finding the Fourth Proportional to 74,426.32, 102,682.92 and 46,121.68

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Solution

The fourth proportional to 74,426.32, 102,682.92 and 46,121.68 is: 63,632.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,426.32 : 102,682.92 = 46,121.68 : x
  2. Step 2: Convert to fraction form
    74,426.32/102,682.92 = 46,121.68/x
  3. Step 3: Cross multiply
    74,426.32x = 102,682.92 × 46,121.68
  4. Step 4: Simplify right side
    74,426.32x = 4,735,908,777.71
  5. Step 5: Solve for x
    x = 4,735,908,777.71/74,426.32
  6. Step 6: Final answer
    x = 63,632.18

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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.