Home / 108,513.46-149,741.31-60,112.11

Finding the Fourth Proportional to 108,513.46, 149,741.31 and 60,112.11

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Solution

The fourth proportional to 108,513.46, 149,741.31 and 60,112.11 is: 82,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,513.46 : 149,741.31 = 60,112.11 : x
  2. Step 2: Convert to fraction form
    108,513.46/149,741.31 = 60,112.11/x
  3. Step 3: Cross multiply
    108,513.46x = 149,741.31 × 60,112.11
  4. Step 4: Simplify right side
    108,513.46x = 9,001,266,098.26
  5. Step 5: Solve for x
    x = 9,001,266,098.26/108,513.46
  6. Step 6: Final answer
    x = 82,950.69

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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.