Home / 108,233.10-149,368.31-60,490.26

Finding the Fourth Proportional to 108,233.10, 149,368.31 and 60,490.26

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Solution

The fourth proportional to 108,233.10, 149,368.31 and 60,490.26 is: 83,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,233.10 : 149,368.31 = 60,490.26 : x
  2. Step 2: Convert to fraction form
    108,233.10/149,368.31 = 60,490.26/x
  3. Step 3: Cross multiply
    108,233.10x = 149,368.31 × 60,490.26
  4. Step 4: Simplify right side
    108,233.10x = 9,035,328,732.44
  5. Step 5: Solve for x
    x = 9,035,328,732.44/108,233.10
  6. Step 6: Final answer
    x = 83,480.27

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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.