Home / 46,114.16-69,179.11-21,156.34

Finding the Fourth Proportional to 46,114.16, 69,179.11 and 21,156.34

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Solution

The fourth proportional to 46,114.16, 69,179.11 and 21,156.34 is: 31,738.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,114.16 : 69,179.11 = 21,156.34 : x
  2. Step 2: Convert to fraction form
    46,114.16/69,179.11 = 21,156.34/x
  3. Step 3: Cross multiply
    46,114.16x = 69,179.11 × 21,156.34
  4. Step 4: Simplify right side
    46,114.16x = 1,463,576,967.47
  5. Step 5: Solve for x
    x = 1,463,576,967.47/46,114.16
  6. Step 6: Final answer
    x = 31,738.13

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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.