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Finding the Fourth Proportional to 192,448.84, 265,568.63 and 106,402.81

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Solution

The fourth proportional to 192,448.84, 265,568.63 and 106,402.81 is: 146,829.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,448.84 : 265,568.63 = 106,402.81 : x
  2. Step 2: Convert to fraction form
    192,448.84/265,568.63 = 106,402.81/x
  3. Step 3: Cross multiply
    192,448.84x = 265,568.63 × 106,402.81
  4. Step 4: Simplify right side
    192,448.84x = 28,257,248,745.86
  5. Step 5: Solve for x
    x = 28,257,248,745.86/192,448.84
  6. Step 6: Final answer
    x = 146,829.93

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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.