Home / 143,325.80-197,734.46-92,334.68

Finding the Fourth Proportional to 143,325.80, 197,734.46 and 92,334.68

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Solution

The fourth proportional to 143,325.80, 197,734.46 and 92,334.68 is: 127,386.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,325.80 : 197,734.46 = 92,334.68 : x
  2. Step 2: Convert to fraction form
    143,325.80/197,734.46 = 92,334.68/x
  3. Step 3: Cross multiply
    143,325.80x = 197,734.46 × 92,334.68
  4. Step 4: Simplify right side
    143,325.80x = 18,257,748,089.07
  5. Step 5: Solve for x
    x = 18,257,748,089.07/143,325.80
  6. Step 6: Final answer
    x = 127,386.33

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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.