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Finding the Fourth Proportional to 212,163.03, 292,787.06 and 116,670.38

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Solution

The fourth proportional to 212,163.03, 292,787.06 and 116,670.38 is: 161,006.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,163.03 : 292,787.06 = 116,670.38 : x
  2. Step 2: Convert to fraction form
    212,163.03/292,787.06 = 116,670.38/x
  3. Step 3: Cross multiply
    212,163.03x = 292,787.06 × 116,670.38
  4. Step 4: Simplify right side
    212,163.03x = 34,159,575,502.00
  5. Step 5: Solve for x
    x = 34,159,575,502.00/212,163.03
  6. Step 6: Final answer
    x = 161,006.26

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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.