Home / 135,033.30-202,677.15-68,521.16

Finding the Fourth Proportional to 135,033.30, 202,677.15 and 68,521.16

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Solution

The fourth proportional to 135,033.30, 202,677.15 and 68,521.16 is: 102,846.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,033.30 : 202,677.15 = 68,521.16 : x
  2. Step 2: Convert to fraction form
    135,033.30/202,677.15 = 68,521.16/x
  3. Step 3: Cross multiply
    135,033.30x = 202,677.15 × 68,521.16
  4. Step 4: Simplify right side
    135,033.30x = 13,887,672,410.11
  5. Step 5: Solve for x
    x = 13,887,672,410.11/135,033.30
  6. Step 6: Final answer
    x = 102,846.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.