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Finding the Fourth Proportional to 46,718.17, 70,100.64 and 21,414.92

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Solution

The fourth proportional to 46,718.17, 70,100.64 and 21,414.92 is: 32,133.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,718.17 : 70,100.64 = 21,414.92 : x
  2. Step 2: Convert to fraction form
    46,718.17/70,100.64 = 21,414.92/x
  3. Step 3: Cross multiply
    46,718.17x = 70,100.64 × 21,414.92
  4. Step 4: Simplify right side
    46,718.17x = 1,501,199,247.05
  5. Step 5: Solve for x
    x = 1,501,199,247.05/46,718.17
  6. Step 6: Final answer
    x = 32,133.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.