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Finding the Fourth Proportional to 84,026.46, 115,956.86 and 46,300.71

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Solution

The fourth proportional to 84,026.46, 115,956.86 and 46,300.71 is: 63,895.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,026.46 : 115,956.86 = 46,300.71 : x
  2. Step 2: Convert to fraction form
    84,026.46/115,956.86 = 46,300.71/x
  3. Step 3: Cross multiply
    84,026.46x = 115,956.86 × 46,300.71
  4. Step 4: Simplify right side
    84,026.46x = 5,368,884,715.87
  5. Step 5: Solve for x
    x = 5,368,884,715.87/84,026.46
  6. Step 6: Final answer
    x = 63,895.17

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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.