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Finding the Fourth Proportional to 202,932.92, 280,048.92 and 122,344.40

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Solution

The fourth proportional to 202,932.92, 280,048.92 and 122,344.40 is: 168,836.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,932.92 : 280,048.92 = 122,344.40 : x
  2. Step 2: Convert to fraction form
    202,932.92/280,048.92 = 122,344.40/x
  3. Step 3: Cross multiply
    202,932.92x = 280,048.92 × 122,344.40
  4. Step 4: Simplify right side
    202,932.92x = 34,262,417,088.05
  5. Step 5: Solve for x
    x = 34,262,417,088.05/202,932.92
  6. Step 6: Final answer
    x = 168,836.17

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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.