Home / 143,455.24-197,952.42-83,014.12

Finding the Fourth Proportional to 143,455.24, 197,952.42 and 83,014.12

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Solution

The fourth proportional to 143,455.24, 197,952.42 and 83,014.12 is: 114,550.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,455.24 : 197,952.42 = 83,014.12 : x
  2. Step 2: Convert to fraction form
    143,455.24/197,952.42 = 83,014.12/x
  3. Step 3: Cross multiply
    143,455.24x = 197,952.42 × 83,014.12
  4. Step 4: Simplify right side
    143,455.24x = 16,432,845,948.17
  5. Step 5: Solve for x
    x = 16,432,845,948.17/143,455.24
  6. Step 6: Final answer
    x = 114,550.34

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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.