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Finding the Fourth Proportional to 82,392.82, 113,707.92 and 46,583.17

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Solution

The fourth proportional to 82,392.82, 113,707.92 and 46,583.17 is: 64,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,392.82 : 113,707.92 = 46,583.17 : x
  2. Step 2: Convert to fraction form
    82,392.82/113,707.92 = 46,583.17/x
  3. Step 3: Cross multiply
    82,392.82x = 113,707.92 × 46,583.17
  4. Step 4: Simplify right side
    82,392.82x = 5,296,875,367.71
  5. Step 5: Solve for x
    x = 5,296,875,367.71/82,392.82
  6. Step 6: Final answer
    x = 64,288.07

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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.