Home / 108,717.12-150,020.96-60,964

Finding the Fourth Proportional to 108,717.12, 150,020.96 and 60,964

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Solution

The fourth proportional to 108,717.12, 150,020.96 and 60,964 is: 84,125.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,717.12 : 150,020.96 = 60,964 : x
  2. Step 2: Convert to fraction form
    108,717.12/150,020.96 = 60,964/x
  3. Step 3: Cross multiply
    108,717.12x = 150,020.96 × 60,964
  4. Step 4: Simplify right side
    108,717.12x = 9,145,877,805.44
  5. Step 5: Solve for x
    x = 9,145,877,805.44/108,717.12
  6. Step 6: Final answer
    x = 84,125.46

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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.