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Finding the Fourth Proportional to 210,902.67, 291,044.41 and 193,746.13

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Solution

The fourth proportional to 210,902.67, 291,044.41 and 193,746.13 is: 267,368.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,902.67 : 291,044.41 = 193,746.13 : x
  2. Step 2: Convert to fraction form
    210,902.67/291,044.41 = 193,746.13/x
  3. Step 3: Cross multiply
    210,902.67x = 291,044.41 × 193,746.13
  4. Step 4: Simplify right side
    210,902.67x = 56,388,726,883.66
  5. Step 5: Solve for x
    x = 56,388,726,883.66/210,902.67
  6. Step 6: Final answer
    x = 267,368.48

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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.