Home / 108,089.85-149,157.96-60,346.26

Finding the Fourth Proportional to 108,089.85, 149,157.96 and 60,346.26

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Solution

The fourth proportional to 108,089.85, 149,157.96 and 60,346.26 is: 83,274.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,089.85 : 149,157.96 = 60,346.26 : x
  2. Step 2: Convert to fraction form
    108,089.85/149,157.96 = 60,346.26/x
  3. Step 3: Cross multiply
    108,089.85x = 149,157.96 × 60,346.26
  4. Step 4: Simplify right side
    108,089.85x = 9,001,125,035.23
  5. Step 5: Solve for x
    x = 9,001,125,035.23/108,089.85
  6. Step 6: Final answer
    x = 83,274.47

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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.